diff --git a/android/AndroidManifest.xml b/android/AndroidManifest.xml
index 342222acf8..64fc9d218b 100644
--- a/android/AndroidManifest.xml
+++ b/android/AndroidManifest.xml
@@ -20,7 +20,7 @@
         <activity
             android:name="io.anuke.mindustry.AndroidLauncher"
             android:label="@string/app_name"
-            android:screenOrientation="sensor"
+            android:screenOrientation="user"
             android:configChanges="keyboard|keyboardHidden|orientation|screenSize">
 
             <intent-filter>
diff --git a/core/assets/bundles/bundle.properties b/core/assets/bundles/bundle.properties
index 480b1a2213..b8a2fb2501 100644
--- a/core/assets/bundles/bundle.properties
+++ b/core/assets/bundles/bundle.properties
@@ -461,8 +461,8 @@ block.multiplexer.name=Multiplexer
 block.multiplexer.description=A router that can split items into 8 directions.
 block.sorter.name=Sorter
 block.sorter.description=Sorts items. If an item matches the selection, it is allowed to pass. Otherwise, the item is outputted to the left and right.
-block.overflowgate.name=Overflow Gate
-block.overflowgate.description=A combination splitter and router that only outputs to the left and right if the front path is blocked.
+block.overflow-gate.name=Overflow Gate
+block.overflow-gate.description=A combination splitter and router that only outputs to the left and right if the front path is blocked.
 block.bridgeconveyor.name=Bridge Conveyor
 block.bridgeconveyor.description=A conveyor that can go over other blocks, for up to two total blocks.
 block.smelter.name=Smelter
@@ -512,7 +512,6 @@ block.swarmer.name=Swarmer
 block.salvo.name=Salvo
 block.ripple.name=Ripple
 block.phase-conveyor.name=Phase Conveyor
-block.overflow-gate.name=Overflow Gate
 block.bridge-conveyor.name=Bridge Conveyor
 block.plastanium-compressor.name=Plastanium Compressor
 block.pyratite-mixer.name=Pyratite Mixer
diff --git a/core/src/io/anuke/mindustry/content/Liquids.java b/core/src/io/anuke/mindustry/content/Liquids.java
index e543988bc8..097d708a30 100644
--- a/core/src/io/anuke/mindustry/content/Liquids.java
+++ b/core/src/io/anuke/mindustry/content/Liquids.java
@@ -12,13 +12,6 @@ public class Liquids implements ContentList {
     @Override
     public void load() {
 
-        none = new Liquid("none", Color.CLEAR){
-            @Override
-            public boolean isHidden(){
-                return true;
-            }
-        };
-
         water = new Liquid("water", Color.valueOf("486acd")) {
             {
                 heatCapacity = 0.4f;
diff --git a/core/src/io/anuke/mindustry/content/blocks/Blocks.java b/core/src/io/anuke/mindustry/content/blocks/Blocks.java
index cba522baa1..86a239c042 100644
--- a/core/src/io/anuke/mindustry/content/blocks/Blocks.java
+++ b/core/src/io/anuke/mindustry/content/blocks/Blocks.java
@@ -145,17 +145,14 @@ public class Blocks extends BlockList implements ContentList{
 
         rock = new Rock("rock") {{
             variants = 2;
-            varyShadow = true;
         }};
 
         icerock = new Rock("icerock") {{
             variants = 2;
-            varyShadow = true;
         }};
 
         blackrock = new Rock("blackrock") {{
             variants = 1;
-            varyShadow = true;
         }};
     }
 }
diff --git a/core/src/io/anuke/mindustry/content/blocks/DebugBlocks.java b/core/src/io/anuke/mindustry/content/blocks/DebugBlocks.java
index 023e8bbc3c..ff875423f9 100644
--- a/core/src/io/anuke/mindustry/content/blocks/DebugBlocks.java
+++ b/core/src/io/anuke/mindustry/content/blocks/DebugBlocks.java
@@ -56,7 +56,7 @@ public class DebugBlocks extends BlockList implements ContentList{
             @Override
             public void update(Tile tile) {
                 SorterEntity entity = tile.entity();
-                entity.items.items[entity.sortItem.id] = 1;
+                entity.items.set(entity.sortItem, 1);
                 tryDump(tile, entity.sortItem);
             }
 
@@ -79,9 +79,8 @@ public class DebugBlocks extends BlockList implements ContentList{
             public void update(Tile tile) {
                 LiquidSourceEntity entity = tile.entity();
 
-                tile.entity.liquids.amount = liquidCapacity;
-                tile.entity.liquids.liquid = entity.source;
-                tryDumpLiquid(tile);
+                tile.entity.liquids.add(entity.source, liquidCapacity);
+                tryDumpLiquid(tile, entity.source);
             }
 
             @Override
diff --git a/core/src/io/anuke/mindustry/content/blocks/DefenseBlocks.java b/core/src/io/anuke/mindustry/content/blocks/DefenseBlocks.java
index 709e27ffd4..761f05b7b8 100644
--- a/core/src/io/anuke/mindustry/content/blocks/DefenseBlocks.java
+++ b/core/src/io/anuke/mindustry/content/blocks/DefenseBlocks.java
@@ -35,11 +35,11 @@ public class DefenseBlocks extends BlockList implements ContentList {
         }};
 
         thoriumWall = new Wall("thorium-wall") {{
-            health = 110 * wallHealthMultiplier;
+            health = 200 * wallHealthMultiplier;
         }};
 
         thoriumWallLarge = new Wall("thorium-wall-large") {{
-            health = 110 * wallHealthMultiplier*4;
+            health = 200 * wallHealthMultiplier*4;
             size = 2;
         }};
 
diff --git a/core/src/io/anuke/mindustry/content/blocks/StorageBlocks.java b/core/src/io/anuke/mindustry/content/blocks/StorageBlocks.java
index 4e5a2953c9..0d736832cb 100644
--- a/core/src/io/anuke/mindustry/content/blocks/StorageBlocks.java
+++ b/core/src/io/anuke/mindustry/content/blocks/StorageBlocks.java
@@ -19,6 +19,7 @@ public class StorageBlocks extends BlockList implements ContentList {
         vault = new Vault("vault") {{
             size = 3;
             health = 600;
+            itemCapacity = 2000;
         }};
 
         unloader = new Unloader("unloader") {{
diff --git a/core/src/io/anuke/mindustry/content/blocks/TurretBlocks.java b/core/src/io/anuke/mindustry/content/blocks/TurretBlocks.java
index 616dea4e7e..c993ec8fbc 100644
--- a/core/src/io/anuke/mindustry/content/blocks/TurretBlocks.java
+++ b/core/src/io/anuke/mindustry/content/blocks/TurretBlocks.java
@@ -73,10 +73,10 @@ public class TurretBlocks extends BlockList implements ContentList {
 			health = 360;
 
 			drawer = (tile, entity) -> {
-				Draw.rect(name, tile.drawx() + tr2.x, tile.drawy() + tr2.y, entity.rotation - 90);
+				Draw.rect(region, tile.drawx() + tr2.x, tile.drawy() + tr2.y, entity.rotation - 90);
 
-				Draw.color(entity.liquids.liquid.color);
-				Draw.alpha(entity.liquids.amount / liquidCapacity);
+				Draw.color(entity.liquids.current().color);
+				Draw.alpha(entity.liquids.total() / liquidCapacity);
 				Draw.rect(name + "-liquid", tile.drawx() + tr2.x, tile.drawy() + tr2.y, entity.rotation - 90);
 				Draw.color();
 			};
@@ -145,7 +145,7 @@ public class TurretBlocks extends BlockList implements ContentList {
 			ammoUseEffect = ShootFx.shellEjectBig;
 
 			drawer = (tile, entity) -> {
-				Draw.rect(name, tile.drawx() + tr2.x, tile.drawy() + tr2.y, entity.rotation - 90);
+				Draw.rect(region, tile.drawx() + tr2.x, tile.drawy() + tr2.y, entity.rotation - 90);
 				float offsetx = (int) (Mathf.abscurve(Mathf.curve(entity.reload / reload, 0.3f, 0.2f)) * 3f);
 				float offsety = -(int) (Mathf.abscurve(Mathf.curve(entity.reload / reload, 0.3f, 0.2f)) * 2f);
 
diff --git a/core/src/io/anuke/mindustry/core/Control.java b/core/src/io/anuke/mindustry/core/Control.java
index 70fce441cd..1c53e73208 100644
--- a/core/src/io/anuke/mindustry/core/Control.java
+++ b/core/src/io/anuke/mindustry/core/Control.java
@@ -20,7 +20,6 @@ import io.anuke.mindustry.input.MobileInput;
 import io.anuke.mindustry.io.Map;
 import io.anuke.mindustry.io.Saves;
 import io.anuke.mindustry.net.Net;
-import io.anuke.mindustry.type.Item;
 import io.anuke.mindustry.type.Recipe;
 import io.anuke.mindustry.ui.dialogs.FloatingDialog;
 import io.anuke.ucore.core.*;
@@ -264,11 +263,7 @@ public class Control extends Module{
 
 		if(entity == null) return;
 
-		for (int i = 0; i < entity.items.items.length; i++) {
-			if(entity.items.items[i] <= 0) continue;
-			Item item = Item.getByID(i);
-			control.database().unlockContent(item);
-		}
+		entity.items.forEach((item, amount) -> control.database().unlockContent(item));
 
 		if(players[0].inventory.hasItem()){
 			control.database().unlockContent(players[0].inventory.getItem().item);
@@ -276,7 +271,7 @@ public class Control extends Module{
 
 		for(int i = 0 ; i < Recipe.all().size; i ++){
 			Recipe recipe = Recipe.all().get(i);
-			if(!recipe.debugOnly && entity.items.hasItems(recipe.requirements, 1.4f)){
+			if(!recipe.debugOnly && entity.items.has(recipe.requirements, 1.4f)){
 				if(control.database().unlockContent(recipe)){
 					ui.hudfrag.showUnlock(recipe);
 				}
diff --git a/core/src/io/anuke/mindustry/core/Logic.java b/core/src/io/anuke/mindustry/core/Logic.java
index b137d380f0..d065be9098 100644
--- a/core/src/io/anuke/mindustry/core/Logic.java
+++ b/core/src/io/anuke/mindustry/core/Logic.java
@@ -54,12 +54,12 @@ public class Logic extends Module {
                 if(debug) {
                     for (Item item : Item.all()) {
                         if (item.type == ItemType.material) {
-                            tile.entity.items.addItem(item, 1000);
+                            tile.entity.items.add(item, 1000);
                         }
                     }
                 }else{
-                    tile.entity.items.addItem(Items.tungsten, 50);
-                    tile.entity.items.addItem(Items.lead, 20);
+                    tile.entity.items.add(Items.tungsten, 50);
+                    tile.entity.items.add(Items.lead, 20);
                 }
             }
         }
@@ -158,13 +158,6 @@ public class Logic extends Module {
                 for(EntityGroup group : unitGroups){
                     if(!group.isEmpty()){
                         EntityPhysics.collideGroups(bulletGroup, group);
-
-                        /*
-                        for(EntityGroup other : unitGroups){
-                            if(!other.isEmpty()){
-                                EntityPhysics.collideGroups(group, other);
-                            }
-                        }*/
                     }
                 }
 
diff --git a/core/src/io/anuke/mindustry/entities/Player.java b/core/src/io/anuke/mindustry/entities/Player.java
index 42c14c2a38..612b9bd379 100644
--- a/core/src/io/anuke/mindustry/entities/Player.java
+++ b/core/src/io/anuke/mindustry/entities/Player.java
@@ -9,6 +9,7 @@ import com.badlogic.gdx.utils.Queue;
 import io.anuke.annotations.Annotations.Loc;
 import io.anuke.annotations.Annotations.Remote;
 import io.anuke.mindustry.Vars;
+import io.anuke.mindustry.content.Mechs;
 import io.anuke.mindustry.entities.effect.ItemDrop;
 import io.anuke.mindustry.entities.effect.ScorchDecal;
 import io.anuke.mindustry.entities.traits.*;
@@ -660,6 +661,8 @@ public class Player extends Unit implements BuilderTrait, CarryTrait, ShooterTra
 		dead = true;
 		trail.clear();
 		health = maxHealth();
+		mech = (mobile ? Mechs.starterMobile : Mechs.starterDesktop);
+		placeQueue.clear();
 
 		add();
 	}
diff --git a/core/src/io/anuke/mindustry/entities/TileEntity.java b/core/src/io/anuke/mindustry/entities/TileEntity.java
index 75a4d1f1e5..3347ed4ccf 100644
--- a/core/src/io/anuke/mindustry/entities/TileEntity.java
+++ b/core/src/io/anuke/mindustry/entities/TileEntity.java
@@ -1,6 +1,7 @@
 package io.anuke.mindustry.entities;
 
 import com.badlogic.gdx.math.Vector2;
+import com.badlogic.gdx.utils.Array;
 import io.anuke.annotations.Annotations.Loc;
 import io.anuke.annotations.Annotations.Remote;
 import io.anuke.mindustry.content.fx.Fx;
@@ -10,11 +11,12 @@ import io.anuke.mindustry.game.Team;
 import io.anuke.mindustry.gen.CallBlocks;
 import io.anuke.mindustry.net.In;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.consumers.Consume;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.blocks.Wall;
-import io.anuke.mindustry.world.blocks.modules.InventoryModule;
-import io.anuke.mindustry.world.blocks.modules.LiquidModule;
-import io.anuke.mindustry.world.blocks.modules.PowerModule;
+import io.anuke.mindustry.world.modules.InventoryModule;
+import io.anuke.mindustry.world.modules.LiquidModule;
+import io.anuke.mindustry.world.modules.PowerModule;
 import io.anuke.ucore.core.Effects;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.entities.EntityGroup;
@@ -42,6 +44,8 @@ public class TileEntity extends BaseEntity implements TargetTrait {
 	public InventoryModule items;
 	public LiquidModule liquids;
 
+	public Array<Consume> consumers = new Array<>();
+
 	private boolean dead = false;
 	private boolean sleeping;
 	private float sleepTime;
@@ -55,14 +59,10 @@ public class TileEntity extends BaseEntity implements TargetTrait {
 		health = tile.block().health;
 		
 		timer = new Timer(tile.block().timers);
+		tile.block().setConsumers(consumers);
 		
 		if(added){
-			//if(!tile.block().autoSleep) { //TODO only autosleep when creating a fresh block!
-				add();
-			/*}else{
-				sleeping = true;
-				sleepingEntities ++;
-			}*/
+			add();
 		}
 		
 		return this;
@@ -160,6 +160,9 @@ public class TileEntity extends BaseEntity implements TargetTrait {
 			}
 
 			tile.block().update(tile);
+			for(Consume cons : consumers){
+				cons.update(this);
+			}
 		}
 	}
 
diff --git a/core/src/io/anuke/mindustry/entities/Unit.java b/core/src/io/anuke/mindustry/entities/Unit.java
index 4808b740a4..80bbd239a7 100644
--- a/core/src/io/anuke/mindustry/entities/Unit.java
+++ b/core/src/io/anuke/mindustry/entities/Unit.java
@@ -197,6 +197,7 @@ public abstract class Unit extends DestructibleEntity implements SaveTrait, Targ
     }
 
     public void avoidOthers(float avoidRange){
+        if(Net.client()) return;
 
         EntityPhysics.getNearby(getGroup(), x, y, avoidRange*2f, t -> {
             if(t == this || (t instanceof Unit && (((Unit) t).isDead() || (((Unit) t).isFlying() != isFlying()) || ((Unit) t).getCarrier() == this) || getCarrier() == t)) return;
diff --git a/core/src/io/anuke/mindustry/entities/effect/ItemTransfer.java b/core/src/io/anuke/mindustry/entities/effect/ItemTransfer.java
index 340073caa4..2e119b99ea 100644
--- a/core/src/io/anuke/mindustry/entities/effect/ItemTransfer.java
+++ b/core/src/io/anuke/mindustry/entities/effect/ItemTransfer.java
@@ -57,7 +57,7 @@ public class ItemTransfer extends TimedEntity implements DrawTrait{
         for (int i = 0; i < Mathf.clamp(amount/3, 1, 8); i++) {
             Timers.run(i*3, () -> create(item, x, y, tile, () -> {}));
         }
-        tile.entity.items.addItem(item, amount);
+        tile.entity.items.add(item, amount);
     }
 
     public static void create(Item item, float fromx, float fromy, PosTrait to, Runnable done){
diff --git a/core/src/io/anuke/mindustry/entities/units/types/Drone.java b/core/src/io/anuke/mindustry/entities/units/types/Drone.java
index 89d7885892..f26a6796df 100644
--- a/core/src/io/anuke/mindustry/entities/units/types/Drone.java
+++ b/core/src/io/anuke/mindustry/entities/units/types/Drone.java
@@ -181,7 +181,7 @@ public class Drone extends FlyingUnit implements BuilderTrait {
         if(entity == null){
             return;
         }
-        targetItem = Mathf.findMin(toMine, (a, b) -> -Integer.compare(entity.items.getItem(a), entity.items.getItem(b)));
+        targetItem = Mathf.findMin(toMine, (a, b) -> -Integer.compare(entity.items.get(a), entity.items.get(b)));
     }
 
     protected boolean findItemDrop(){
@@ -247,7 +247,7 @@ public class Drone extends FlyingUnit implements BuilderTrait {
 
                 //if it's missing requirements, try and mine them
                 for(ItemStack stack : entity.recipe.requirements){
-                    if(!core.items.hasItem(stack.item, stack.amount) && toMine.contains(stack.item)){
+                    if(!core.items.has(stack.item, stack.amount) && toMine.contains(stack.item)){
                         targetItem = stack.item;
                         getPlaceQueue().clear();
                         setState(mine);
diff --git a/core/src/io/anuke/mindustry/input/DefaultKeybinds.java b/core/src/io/anuke/mindustry/input/DefaultKeybinds.java
index 5c9bfafa21..4941ba130e 100644
--- a/core/src/io/anuke/mindustry/input/DefaultKeybinds.java
+++ b/core/src/io/anuke/mindustry/input/DefaultKeybinds.java
@@ -32,7 +32,6 @@ public class DefaultKeybinds {
                 "menu", Gdx.app.getType() == ApplicationType.Android ? Input.BACK : Input.ESCAPE,
                 "pause", Input.SPACE,
                 "toggle_menus", Input.C,
-                "item_withdraw", Input.SHIFT_LEFT,
                 new Category("Multiplayer"),
                 "player_list", Input.TAB,
                 "chat", Input.ENTER,
diff --git a/core/src/io/anuke/mindustry/input/InputHandler.java b/core/src/io/anuke/mindustry/input/InputHandler.java
index 57b3a99908..68e048cf3e 100644
--- a/core/src/io/anuke/mindustry/input/InputHandler.java
+++ b/core/src/io/anuke/mindustry/input/InputHandler.java
@@ -129,7 +129,7 @@ public abstract class InputHandler extends InputAdapter{
 		//consume tap event if necessary
 		if(tile.getTeam() == player.getTeam() && tile.block().consumesTap){
 			consumed = true;
-		}else if(tile.getTeam() == player.getTeam() && tile.block().synthetic() && tile.block().hasItems && !consumed){
+		}else if(tile.getTeam() == player.getTeam() && tile.block().synthetic() && tile.block().hasItems && tile.entity.items.total() > 0 && !consumed){
 			frag.inv.showFor(tile);
 			consumed = true;
 			showedInventory = true;
diff --git a/core/src/io/anuke/mindustry/ui/fragments/BlockInventoryFragment.java b/core/src/io/anuke/mindustry/ui/fragments/BlockInventoryFragment.java
index 16e0dc602c..bbfc861d77 100644
--- a/core/src/io/anuke/mindustry/ui/fragments/BlockInventoryFragment.java
+++ b/core/src/io/anuke/mindustry/ui/fragments/BlockInventoryFragment.java
@@ -16,7 +16,6 @@ import io.anuke.mindustry.type.Item;
 import io.anuke.mindustry.ui.ItemImage;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.core.Graphics;
-import io.anuke.ucore.core.Inputs;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.function.BooleanProvider;
 import io.anuke.ucore.scene.Group;
@@ -29,9 +28,7 @@ import io.anuke.ucore.scene.ui.layout.Table;
 import io.anuke.ucore.util.Mathf;
 import io.anuke.ucore.util.Strings;
 
-import static io.anuke.mindustry.Vars.mobile;
-import static io.anuke.mindustry.Vars.state;
-import static io.anuke.mindustry.Vars.tilesize;
+import static io.anuke.mindustry.Vars.*;
 
 public class BlockInventoryFragment extends Fragment {
     private final static float holdWithdraw = 40f;
@@ -58,7 +55,7 @@ public class BlockInventoryFragment extends Fragment {
 
     public void showFor(Tile t){
         this.tile = t.target();
-        if(tile == null || tile.entity == null || !tile.block().isAccessible() || tile.entity.items.totalItems() == 0) return;
+        if(tile == null || tile.entity == null || !tile.block().isAccessible() || tile.entity.items.total() == 0) return;
         rebuild(true);
     }
 
@@ -80,14 +77,14 @@ public class BlockInventoryFragment extends Fragment {
         table.background("inventory");
         table.setTouchable(Touchable.enabled);
         table.update(() -> {
-            if(tile == null || tile.entity == null || !tile.block().isAccessible() || tile.entity.items.totalItems() == 0){
+            if(tile == null || tile.entity == null || !tile.block().isAccessible() || tile.entity.items.total() == 0){
                 hide();
             }else{
                 if(holding && lastItem != null){
                     holdTime += Timers.delta();
 
                     if(holdTime >= holdWithdraw){
-                        int amount = Math.min(tile.entity.items.getItem(lastItem), player.inventory.itemCapacityUsed(lastItem));
+                        int amount = Math.min(tile.entity.items.get(lastItem), player.inventory.itemCapacityUsed(lastItem));
                         CallBlocks.requestItem(player, tile, lastItem, amount);
                         holding = false;
                         holdTime = 0f;
@@ -96,9 +93,8 @@ public class BlockInventoryFragment extends Fragment {
 
                 updateTablePosition();
                 if(tile.block().hasItems) {
-                    int[] items = tile.entity.items.items;
-                    for (int i = 0; i < items.length; i++) {
-                        if ((items[i] == 0) == container.contains(i)) {
+                    for (int i = 0; i < Item.all().size; i++) {
+                        if ((tile.entity.items.has(Item.getByID(i))) == container.contains(i)) {
                             rebuild(false);
                         }
                     }
@@ -113,12 +109,10 @@ public class BlockInventoryFragment extends Fragment {
         table.defaults().size(mobile ? 16*3 : 16*2).space(6f);
 
         if(tile.block().hasItems) {
-            int[] items = tile.entity.items.items;
 
-            for (int i = 0; i < items.length; i++) {
-                final int f = i;
-                if (items[i] == 0) continue;
+            for (int i = 0; i < Item.all().size; i++) {
                 Item item = Item.getByID(i);
+                if (!tile.entity.items.has(item)) continue;
 
                 container.add(i);
 
@@ -127,14 +121,14 @@ public class BlockInventoryFragment extends Fragment {
                 HandCursorListener l = new HandCursorListener();
                 l.setEnabled(canPick);
 
-                ItemImage image = new ItemImage(item.region, () -> round(items[f]));
+                ItemImage image = new ItemImage(item.region, () -> round(tile.entity.items.get(item)));
                 image.addListener(l);
 
                 image.addListener(new InputListener(){
                     @Override
                     public boolean touchDown(InputEvent event, float x, float y, int pointer, int button) {
-                        if(!canPick.get() || items[f] == 0) return false;
-                        int amount = Math.min(Inputs.keyDown("item_withdraw") ? items[f] : 1, player.inventory.itemCapacityUsed(item));
+                        if(!canPick.get() || !tile.entity.items.has(item)) return false;
+                        int amount = Math.min(1, player.inventory.itemCapacityUsed(item));
                         CallBlocks.requestItem(player, tile, item, amount);
                         lastItem = item;
                         holding = true;
diff --git a/core/src/io/anuke/mindustry/ui/fragments/BlocksFragment.java b/core/src/io/anuke/mindustry/ui/fragments/BlocksFragment.java
index ddff5a96ce..673ac7c2aa 100644
--- a/core/src/io/anuke/mindustry/ui/fragments/BlocksFragment.java
+++ b/core/src/io/anuke/mindustry/ui/fragments/BlocksFragment.java
@@ -244,7 +244,7 @@ public class BlocksFragment extends Fragment{
 					if(entity == null) return;
 
 					for(ItemStack s : r.requirements){
-						if(!entity.items.hasItem(s.item, Mathf.ceil(s.amount))){
+						if(!entity.items.has(s.item, Mathf.ceil(s.amount))){
 							istack.setColor(Color.GRAY);
 							return;
 						}
@@ -328,7 +328,7 @@ public class BlocksFragment extends Fragment{
 				TileEntity core = players[0].getClosestCore();
 				if(core == null) return "*/*";
 
-				int amount = core.items.getItem(stack.item);
+				int amount = core.items.get(stack.item);
 				String color = (amount < stack.amount/2f ? "[red]" : amount < stack.amount ? "[orange]" : "[white]");
 
 				return color + format(amount) + "[white]/" + stack.amount;
diff --git a/core/src/io/anuke/mindustry/world/BaseBlock.java b/core/src/io/anuke/mindustry/world/BaseBlock.java
index 9087faf510..2913a18222 100644
--- a/core/src/io/anuke/mindustry/world/BaseBlock.java
+++ b/core/src/io/anuke/mindustry/world/BaseBlock.java
@@ -31,20 +31,20 @@ public abstract class BaseBlock {
     }
 
     public int getMaximumAccepted(Tile tile, Item item){
-        return itemCapacity - tile.entity.items.totalItems();
+        return itemCapacity - tile.entity.items.total();
     }
 
     /**Remove a stack from this inventory, and return the amount removed.*/
     public int removeStack(Tile tile, Item item, int amount){
         tile.entity.wakeUp();
-        tile.entity.items.removeItem(item, amount);
+        tile.entity.items.remove(item, amount);
         return amount;
     }
 
     /**Handle a stack input.*/
     public void handleStack(Item item, int amount, Tile tile, Unit source){
         tile.entity.wakeUp();
-        tile.entity.items.addItem(item, amount);
+        tile.entity.items.add(item, amount);
     }
 
     /**Returns offset for stack placement.*/
@@ -53,7 +53,7 @@ public abstract class BaseBlock {
     }
 
     public void handleItem(Item item, Tile tile, Tile source){
-        tile.entity.items.addItem(item, 1);
+        tile.entity.items.add(item, 1);
     }
 
     public boolean acceptItem(Item item, Tile tile, Tile source){
@@ -61,17 +61,11 @@ public abstract class BaseBlock {
     }
 
     public boolean acceptLiquid(Tile tile, Tile source, Liquid liquid, float amount){
-        return tile.entity.liquids.amount + amount < liquidCapacity
-                && (tile.entity.liquids.liquid == liquid || tile.entity.liquids.amount <= 0.1f);
-    }
-
-    public float handleAuxLiquid(Tile tile, Tile source, Liquid liquid, float amount){
-        return 0f;
+        return tile.entity.liquids.get(liquid) + amount < liquidCapacity;
     }
 
     public void handleLiquid(Tile tile, Tile source, Liquid liquid, float amount){
-        tile.entity.liquids.liquid = liquid;
-        tile.entity.liquids.amount += amount;
+        tile.entity.liquids.add(liquid, amount);
     }
 
     public boolean acceptPower(Tile tile, Tile source, float amount){
@@ -87,9 +81,7 @@ public abstract class BaseBlock {
         return canAccept;
     }
 
-    public void tryDumpLiquid(Tile tile){
-        if(tile.entity.liquids.amount < 0.001f) return;
-
+    public void tryDumpLiquid(Tile tile, Liquid liquid){
         int size = tile.block().size;
 
         GridPoint2[] nearby = Edges.getEdges(size);
@@ -102,10 +94,10 @@ public abstract class BaseBlock {
             if(other != null) other = other.target();
 
             if (other != null && other.block().hasLiquids) {
-                float ofract = other.entity.liquids.amount / other.block().liquidCapacity;
-                float fract = tile.entity.liquids.amount / liquidCapacity;
+                float ofract = other.entity.liquids.get(liquid) / other.block().liquidCapacity;
+                float fract = tile.entity.liquids.get(liquid) / liquidCapacity;
 
-                if(ofract < fract) tryMoveLiquid(tile, in, other, (fract - ofract) * liquidCapacity / 2f);
+                if(ofract < fract) tryMoveLiquid(tile, in, other, (fract - ofract) * liquidCapacity / 2f, liquid);
             }
 
             i = (byte) ((i + 1) % nearby.length);
@@ -113,35 +105,34 @@ public abstract class BaseBlock {
 
     }
 
-    public void tryMoveLiquid(Tile tile, Tile tileSource, Tile next, float amount){
-        float flow = Math.min(next.block().liquidCapacity - next.entity.liquids.amount - 0.001f, amount);
+    public void tryMoveLiquid(Tile tile, Tile tileSource, Tile next, float amount, Liquid liquid){
+        float flow = Math.min(next.block().liquidCapacity - next.entity.liquids.get(liquid) - 0.001f, amount);
 
-        if(next.block().acceptLiquid(next, tileSource, tile.entity.liquids.liquid, flow)){
-            next.block().handleLiquid(next, tileSource, tile.entity.liquids.liquid, flow);
-            tile.entity.liquids.amount -= flow;
+        if(next.block().acceptLiquid(next, tileSource, liquid, flow)){
+            next.block().handleLiquid(next, tileSource, liquid, flow);
+            tile.entity.liquids.remove(liquid, flow);
         }
     }
 
-    public float tryMoveLiquid(Tile tile, Tile next, boolean leak){
+    public float tryMoveLiquid(Tile tile, Tile next, boolean leak, Liquid liquid){
         if(next == null) return 0;
 
         next = next.target();
 
-        if(next.block().hasLiquids && tile.entity.liquids.amount > 0f){
+        if(next.block().hasLiquids && tile.entity.liquids.get(liquid) > 0f){
 
-            if((next.entity.liquids.liquid == tile.entity.liquids.liquid || next.entity.liquids.amount <= 0.01f) &&
-                    next.block().acceptLiquid(next, tile, tile.entity.liquids.liquid, 0f)) {
-                float ofract = next.entity.liquids.amount / next.block().liquidCapacity;
-                float fract = tile.entity.liquids.amount / liquidCapacity;
-                float flow = Math.min(Mathf.clamp((fract - ofract) * (1f)) * (liquidCapacity), tile.entity.liquids.amount);
-                flow = Math.min(flow, next.block().liquidCapacity - next.entity.liquids.amount - 0.001f);
+            if(next.block().acceptLiquid(next, tile, liquid, 0f)) {
+                float ofract = next.entity.liquids.get(liquid) / next.block().liquidCapacity;
+                float fract = tile.entity.liquids.get(liquid) / liquidCapacity;
+                float flow = Math.min(Mathf.clamp((fract - ofract) * (1f)) * (liquidCapacity), tile.entity.liquids.get(liquid));
+                flow = Math.min(flow, next.block().liquidCapacity - next.entity.liquids.get(liquid) - 0.001f);
 
-                if (flow > 0f && ofract <= fract && next.block().acceptLiquid(next, tile, tile.entity.liquids.liquid, flow)) {
-                    next.block().handleLiquid(next, tile, tile.entity.liquids.liquid, flow);
-                    tile.entity.liquids.amount -= flow;
+                if (flow > 0f && ofract <= fract && next.block().acceptLiquid(next, tile, liquid, flow)) {
+                    next.block().handleLiquid(next, tile, liquid, flow);
+                    tile.entity.liquids.remove(liquid, flow);
                     return flow;
                 } else if (ofract > 0.1f && fract > 0.1f) {
-                    Liquid liquid = tile.entity.liquids.liquid, other = next.entity.liquids.liquid;
+                    Liquid other = next.entity.liquids.current();
                     if ((other.flammability > 0.3f && liquid.temperature > 0.7f) ||
                             (liquid.flammability > 0.3f && other.temperature > 0.7f)) {
                         tile.entity.damage(1 * Timers.delta());
@@ -151,20 +142,17 @@ public abstract class BaseBlock {
                         }
                     } else if ((liquid.temperature > 0.7f && other.temperature < 0.55f) ||
                             (other.temperature > 0.7f && liquid.temperature < 0.55f)) {
-                        tile.entity.liquids.amount -= Math.min(tile.entity.liquids.amount, 0.7f * Timers.delta());
+                        tile.entity.liquids.remove(liquid, Math.min(tile.entity.liquids.get(liquid), 0.7f * Timers.delta()));
                         if (Mathf.chance(0.2f * Timers.delta())) {
                             Effects.effect(EnvironmentFx.steam, (tile.worldx() + next.worldx()) / 2f, (tile.worldy() + next.worldy()) / 2f);
                         }
                     }
                 }
-            }else{
-                float accepted = next.block().handleAuxLiquid(next, tile, tile.entity.liquids.liquid, tile.entity.liquids.amount);
-                tile.entity.liquids.amount -= accepted;
             }
         }else if(leak && !next.block().solid && !next.block().hasLiquids){
-            float leakAmount = Math.min(tile.entity.liquids.amount, tile.entity.liquids.amount/1.5f);
-            Puddle.deposit(next, tile, tile.entity.liquids.liquid, leakAmount);
-            tile.entity.liquids.amount -= leakAmount;
+            float leakAmount = tile.entity.liquids.get(liquid)/1.5f;
+            Puddle.deposit(next, tile, liquid, leakAmount);
+            tile.entity.liquids.remove(liquid, leakAmount);
         }
         return 0;
     }
@@ -198,7 +186,7 @@ public abstract class BaseBlock {
 
     /**Try dumping a specific item near the tile.*/
     public boolean tryDump(Tile tile, Item todump){
-        if(tile.entity == null || !hasItems) return false;
+        if(tile.entity == null || !hasItems || tile.entity.items.total() == 0) return false;
 
         int size = tile.block().size;
 
@@ -216,9 +204,9 @@ public abstract class BaseBlock {
 
                 if(todump != null && item != todump) continue;
 
-                if(tile.entity.items.hasItem(item) && other != null && other.block().acceptItem(item, other, in) && canDump(tile, other, item)){
+                if(tile.entity.items.has(item) && other != null && other.block().acceptItem(item, other, in) && canDump(tile, other, item)){
                     other.block().handleItem(item, other, in);
-                    tile.entity.items.removeItem(item, 1);
+                    tile.entity.items.remove(item, 1);
                     i = (byte)((i + 1) % nearby.length);
                     tile.setDump(i);
                     return true;
diff --git a/core/src/io/anuke/mindustry/world/Block.java b/core/src/io/anuke/mindustry/world/Block.java
index 987041b034..51f5bce094 100644
--- a/core/src/io/anuke/mindustry/world/Block.java
+++ b/core/src/io/anuke/mindustry/world/Block.java
@@ -5,7 +5,6 @@ import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import com.badlogic.gdx.utils.Array;
 import com.badlogic.gdx.utils.ObjectMap;
 import com.badlogic.gdx.utils.reflect.ClassReflection;
-import io.anuke.mindustry.core.GameState.State;
 import io.anuke.mindustry.entities.Damage;
 import io.anuke.mindustry.entities.Player;
 import io.anuke.mindustry.entities.TileEntity;
@@ -20,7 +19,7 @@ import io.anuke.mindustry.graphics.Palette;
 import io.anuke.mindustry.input.CursorType;
 import io.anuke.mindustry.type.Item;
 import io.anuke.mindustry.type.ItemStack;
-import io.anuke.mindustry.type.Liquid;
+import io.anuke.mindustry.world.consumers.Consume;
 import io.anuke.mindustry.world.meta.*;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.graphics.Draw;
@@ -31,7 +30,8 @@ import io.anuke.ucore.util.Bundles;
 import io.anuke.ucore.util.EnumSet;
 import io.anuke.ucore.util.Mathf;
 
-import static io.anuke.mindustry.Vars.*;
+import static io.anuke.mindustry.Vars.tilesize;
+import static io.anuke.mindustry.Vars.world;
 
 public class Block extends BaseBlock implements Content{
 	private static int lastid;
@@ -46,6 +46,9 @@ public class Block extends BaseBlock implements Content{
 	protected TextureRegion[] compactIcon;
 	protected TextureRegion editorIcon;
 
+	protected TextureRegion shadowRegion;
+	protected TextureRegion region;
+
 	/**internal name*/
 	public final String name;
 	/**internal ID*/
@@ -72,12 +75,8 @@ public class Block extends BaseBlock implements Content{
 	public int health = -1;
 	/**base block explosiveness*/
 	public float baseExplosiveness = 0f;
-	/**whether to display a different shadow per variant*/
-	public boolean varyShadow = false;
 	/**whether this block can be placed on liquids.*/
 	public boolean floating = true;
-	/**number of block variants, 0 to disable*/
-	public int variants = 0;
 	/**stuff that drops when broken*/
 	public ItemStack drops = null;
 	/**multiblock size*/
@@ -110,10 +109,6 @@ public class Block extends BaseBlock implements Content{
 	public boolean autoSleep;
 	/**Name of shadow region to load. Null to indicate normal shadow.*/
 	public String shadow = null;
-	/**Region used for drawing shadows.*/
-	public TextureRegion shadowRegion;
-	/**Texture region array for drawing multiple shadows.*/
-	public TextureRegion[] shadowRegions;
 	/**Whether the block can be tapped and selected to configure.*/
 	public boolean configurable;
 	/**Whether this block consumes touchDown events when tapped.*/
@@ -138,6 +133,10 @@ public class Block extends BaseBlock implements Content{
 		blocks.add(this);
 	}
 
+	public void setConsumers(Array<Consume> consumers){
+
+	}
+
 	public boolean isLayer(Tile tile){return true;}
 	public boolean isLayer2(Tile tile){return true;}
 	public void drawLayer(Tile tile){}
@@ -173,13 +172,7 @@ public class Block extends BaseBlock implements Content{
 	@Override
 	public void load() {
 		shadowRegion = Draw.region(shadow == null ? "shadow-" + size : shadow);
-
-		if(varyShadow && variants > 0) {
-			shadowRegions = new TextureRegion[variants];
-			for(int i = 0; i < variants; i ++){
-				shadowRegions[i] = Draw.region(name + "shadow" + (i + 1));
-			}
-		}
+		region = Draw.region(name);
 	}
 
 	/**Called when the block is tapped.*/
@@ -236,8 +229,8 @@ public class Block extends BaseBlock implements Content{
 	//TODO make this easier to config.
 	public void setBars(){
 		if(hasPower) bars.add(new BlockBar(BarType.power, true, tile -> tile.entity.power.amount / powerCapacity));
-		if(hasLiquids) bars.add(new BlockBar(BarType.liquid, true, tile -> tile.entity.liquids.amount / liquidCapacity));
-		if(hasItems) bars.add(new BlockBar(BarType.inventory, true, tile -> (float)tile.entity.items.totalItems() / itemCapacity));
+		if(hasLiquids) bars.add(new BlockBar(BarType.liquid, true, tile -> tile.entity.liquids.total() / liquidCapacity));
+		if(hasItems) bars.add(new BlockBar(BarType.inventory, true, tile -> (float)tile.entity.items.total() / itemCapacity));
 	}
 	
 	public String name(){
@@ -276,14 +269,13 @@ public class Block extends BaseBlock implements Content{
 		float x = tile.worldx(), y = tile.worldy();
 		float explosiveness = baseExplosiveness;
 		float flammability = 0f;
-		float heat = 0f;
 		float power = 0f;
 		int units = 1;
 		tempColor.set(Palette.darkFlame);
 
 		if(hasItems){
 			for(Item item : Item.all()){
-				int amount = tile.entity.items.getItem(item);
+				int amount = tile.entity.items.get(item);
 				explosiveness += item.explosiveness*amount;
 				flammability += item.flammability*amount;
 
@@ -295,15 +287,8 @@ public class Block extends BaseBlock implements Content{
 		}
 
 		if(hasLiquids){
-			float amount = tile.entity.liquids.amount;
-			explosiveness += tile.entity.liquids.liquid.explosiveness*amount/2f;
-			flammability += tile.entity.liquids.liquid.flammability*amount/2f;
-			heat += Mathf.clamp(tile.entity.liquids.liquid.temperature-0.5f)*amount/2f;
-
-			if(tile.entity.liquids.liquid.flammability*amount > 2f){
-				units ++;
-				Hue.addu(tempColor, tile.entity.liquids.liquid.flameColor);
-			}
+			flammability += tile.entity.liquids.sum((liquid, amount) -> liquid.explosiveness * amount/2f);
+			explosiveness += tile.entity.liquids.sum((liquid, amount) -> liquid.flammability * amount/2f);
 		}
 
 		if(hasPower){
@@ -314,17 +299,18 @@ public class Block extends BaseBlock implements Content{
 
 		if(hasLiquids) {
 
-			Liquid liquid = tile.entity.liquids.liquid;
-			float splash = Mathf.clamp(tile.entity.liquids.amount / 4f, 0f, 10f);
+			tile.entity.liquids.forEach((liquid, amount) -> {
+				float splash = Mathf.clamp(amount / 4f, 0f, 10f);
 
-			for (int i = 0; i < Mathf.clamp(tile.entity.liquids.amount / 5, 0, 30); i++) {
-				Timers.run(i / 2, () -> {
-					Tile other = world.tile(tile.x + Mathf.range(size / 2), tile.y + Mathf.range(size / 2));
-					if (other != null) {
-						Puddle.deposit(other, liquid, splash);
-					}
-				});
-			}
+				for (int i = 0; i < Mathf.clamp(amount / 5, 0, 30); i++) {
+					Timers.run(i / 2, () -> {
+						Tile other = world.tile(tile.x + Mathf.range(size / 2), tile.y + Mathf.range(size / 2));
+						if (other != null) {
+							Puddle.deposit(other, liquid, splash);
+						}
+					});
+				}
+			});
 		}
 
 		Damage.dynamicExplosion(x, y, flammability, explosiveness, power, tilesize * size/2f, tempColor);
@@ -342,14 +328,12 @@ public class Block extends BaseBlock implements Content{
 			}
 			return 0;
 		}else{
-			float result = 0f;
-			for (int i = 0; i < Item.all().size; i++) {
-				int amount = tile.entity.items.items[i];
-				result += Item.getByID(i).flammability*amount;
-			}
+			float result = tile.entity.items.sum((item, amount) -> item.flammability * amount);
+
 			if(hasLiquids){
-				result += tile.entity.liquids.amount * tile.entity.liquids.liquid.flammability/3f;
+				result += tile.entity.liquids.sum((liquid, amount) -> liquid.flammability * amount/3f);
 			}
+
 			return result;
 		}
 	}
@@ -411,30 +395,13 @@ public class Block extends BaseBlock implements Content{
 	}
 	
 	public void draw(Tile tile){
-		//note: multiblocks do not support rotation
-		if(!isMultiblock()){
-			Draw.rect(variants > 0 ? (name() + Mathf.randomSeed(tile.id(), 1, variants))  : name(), 
-					tile.worldx(), tile.worldy(), rotate ? tile.getRotation() * 90 : 0);
-		}else{
-			//if multiblock, make sure to draw even block sizes offset, since the core block is at the BOTTOM LEFT
-			Draw.rect(name(), tile.drawx(), tile.drawy());
-		}
-		
-		//update the tile entity through the draw method, only if it's an entity without updating
-		if(destructible && !update && !state.is(State.paused)){
-			tile.entity.update();
-		}
+		Draw.rect(region, tile.drawx(), tile.drawy(), rotate ? tile.getRotation() * 90 : 0);
 	}
 
 	public void drawNonLayer(Tile tile){}
 	
 	public void drawShadow(Tile tile){
-		
-		if(shadowRegions != null) {
-			Draw.rect(shadowRegions[(Mathf.randomSeed(tile.id(), 0, variants - 1))], tile.worldx(), tile.worldy());
-		}else if(shadowRegion != null){
-			Draw.rect(shadowRegion, tile.drawx(), tile.drawy());
-		}
+		Draw.rect(shadowRegion, tile.drawx(), tile.drawy());
 	}
 	
 	/**Offset for placing and drawing multiblocks.*/
@@ -456,7 +423,7 @@ public class Block extends BaseBlock implements Content{
 				"entity.x", tile.entity.x,
 				"entity.y", tile.entity.y,
 				"entity.id", tile.entity.id,
-				"entity.items.total", hasItems ? tile.entity.items.totalItems() : null
+				"entity.items.total", hasItems ? tile.entity.items.total() : null
 		);
 	}
 
diff --git a/core/src/io/anuke/mindustry/world/Consumption.java b/core/src/io/anuke/mindustry/world/Consumption.java
deleted file mode 100644
index e3d491e50b..0000000000
--- a/core/src/io/anuke/mindustry/world/Consumption.java
+++ /dev/null
@@ -1,4 +0,0 @@
-package io.anuke.mindustry.world;
-
-public class Consumption {
-}
diff --git a/core/src/io/anuke/mindustry/world/Tile.java b/core/src/io/anuke/mindustry/world/Tile.java
index 3f60494762..3393a2de39 100644
--- a/core/src/io/anuke/mindustry/world/Tile.java
+++ b/core/src/io/anuke/mindustry/world/Tile.java
@@ -10,9 +10,9 @@ import io.anuke.mindustry.entities.traits.TargetTrait;
 import io.anuke.mindustry.game.Team;
 import io.anuke.mindustry.type.Recipe;
 import io.anuke.mindustry.world.blocks.Floor;
-import io.anuke.mindustry.world.blocks.modules.InventoryModule;
-import io.anuke.mindustry.world.blocks.modules.LiquidModule;
-import io.anuke.mindustry.world.blocks.modules.PowerModule;
+import io.anuke.mindustry.world.modules.InventoryModule;
+import io.anuke.mindustry.world.modules.LiquidModule;
+import io.anuke.mindustry.world.modules.PowerModule;
 import io.anuke.ucore.entities.trait.PosTrait;
 import io.anuke.ucore.function.Consumer;
 import io.anuke.ucore.util.Bits;
diff --git a/core/src/io/anuke/mindustry/world/blocks/BlendBlock.java b/core/src/io/anuke/mindustry/world/blocks/BlendBlock.java
deleted file mode 100644
index 7c01a052be..0000000000
--- a/core/src/io/anuke/mindustry/world/blocks/BlendBlock.java
+++ /dev/null
@@ -1,30 +0,0 @@
-package io.anuke.mindustry.world.blocks;
-
-import io.anuke.mindustry.world.Block;
-import io.anuke.mindustry.world.Tile;
-import io.anuke.ucore.graphics.Draw;
-import io.anuke.ucore.function.Predicate;
-import io.anuke.ucore.util.Mathf;
-
-public class BlendBlock extends Block{
-	protected String edge;
-	protected Predicate<Block> blend = block -> block == this;
-
-	public BlendBlock(String name) {
-		super(name);
-		edge = name + "-edge";
-	}
-	
-	@Override
-	public void draw(Tile tile){
-		Draw.rect(variants > 0 ? (name() + Mathf.randomSeed(tile.id(), 1, variants))  : name(), 
-				tile.worldx(), tile.worldy());
-		
-		for(int i = 0; i < 4; i ++){
-			Tile near = tile.getNearby(i);
-			if(near != null && !blend.test(near.block())){
-				Draw.rect(edge + "-" + i, tile.worldx(), tile.worldy());
-			}
-		}
-	}
-}
diff --git a/core/src/io/anuke/mindustry/world/blocks/BuildBlock.java b/core/src/io/anuke/mindustry/world/blocks/BuildBlock.java
index f672045459..5b03df2d21 100644
--- a/core/src/io/anuke/mindustry/world/blocks/BuildBlock.java
+++ b/core/src/io/anuke/mindustry/world/blocks/BuildBlock.java
@@ -22,7 +22,7 @@ import io.anuke.mindustry.type.Recipe;
 import io.anuke.mindustry.world.BarType;
 import io.anuke.mindustry.world.Block;
 import io.anuke.mindustry.world.Tile;
-import io.anuke.mindustry.world.blocks.modules.InventoryModule;
+import io.anuke.mindustry.world.modules.InventoryModule;
 import io.anuke.mindustry.world.meta.BlockBar;
 import io.anuke.ucore.core.Effects;
 import io.anuke.ucore.core.Graphics;
@@ -157,11 +157,10 @@ public class BuildBlock extends Block {
     }
 
     @Remote(called = Loc.server, in = In.blocks)
-    public static void onConstructFinish(Tile tile, Block block, int builderID, byte rotation){
-        Team team = tile.getTeam();
+    public static void onConstructFinish(Tile tile, Block block, int builderID, byte rotation, Team team){
         tile.setBlock(block);
-        tile.setTeam(team);
         tile.setRotation(rotation);
+        tile.setTeam(team);
         Effects.effect(Fx.placeBlock, tile.drawx(), tile.drawy(), block.size);
 
         //last builder was this local client player, call placed()
@@ -197,7 +196,7 @@ public class BuildBlock extends Block {
             progress = Mathf.clamp(progress + maxProgress);
 
             if(progress >= 1f){
-                CallBlocks.onConstructFinish(tile, recipe.result, builder.getID(), tile.getRotation());
+                CallBlocks.onConstructFinish(tile, recipe.result, builder.getID(), tile.getRotation(), tile.getTeam());
             }
         }
 
@@ -233,11 +232,11 @@ public class BuildBlock extends Block {
             for(int i = 0; i < recipe.requirements.length; i ++){
                 int required = (int)(accumulator[i]); //calculate items that are required now
 
-                if(inventory.getItem(recipe.requirements[i].item) == 0){
+                if(inventory.get(recipe.requirements[i].item) == 0){
                     maxProgress = 0f;
                 }else if(required > 0){ //if this amount is positive...
                     //calculate how many items it can actually use
-                    int maxUse = Math.min(required, inventory.getItem(recipe.requirements[i].item));
+                    int maxUse = Math.min(required, inventory.get(recipe.requirements[i].item));
                     //get this as a fraction
                     float fraction = maxUse / (float)required;
 
@@ -248,7 +247,7 @@ public class BuildBlock extends Block {
 
                     //remove stuff that is actually used
                     if(remove) {
-                        inventory.removeItem(recipe.requirements[i].item, maxUse);
+                        inventory.remove(recipe.requirements[i].item, maxUse);
                     }
                 }
                 //else, no items are required yet, so just keep going
diff --git a/core/src/io/anuke/mindustry/world/blocks/Floor.java b/core/src/io/anuke/mindustry/world/blocks/Floor.java
index 435b4f99a6..37c2938516 100644
--- a/core/src/io/anuke/mindustry/world/blocks/Floor.java
+++ b/core/src/io/anuke/mindustry/world/blocks/Floor.java
@@ -35,6 +35,8 @@ public class Floor extends Block{
 	protected Predicate<Floor> blends = block -> block != this && !block.blendOverride(this);
 	protected boolean blend = true;
 
+	/**number of different variant regions to use*/
+	public int variants = 0;
     /**edge fallback, used mainly for ores*/
     public String edge = "stone";
 	/**Multiplies unit velocity by this when walked on.*/
diff --git a/core/src/io/anuke/mindustry/world/blocks/LiquidBlock.java b/core/src/io/anuke/mindustry/world/blocks/LiquidBlock.java
index bda16d1167..9feefc53b8 100644
--- a/core/src/io/anuke/mindustry/world/blocks/LiquidBlock.java
+++ b/core/src/io/anuke/mindustry/world/blocks/LiquidBlock.java
@@ -4,11 +4,11 @@ import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import io.anuke.mindustry.world.Block;
 import io.anuke.mindustry.world.meta.BlockGroup;
 import io.anuke.mindustry.world.Tile;
-import io.anuke.mindustry.world.blocks.modules.LiquidModule;
+import io.anuke.mindustry.world.modules.LiquidModule;
 import io.anuke.ucore.graphics.Draw;
 
 public class LiquidBlock extends Block{
-	protected String liquidRegion = name() + "-liquid";
+	protected TextureRegion liquidRegion, bottomRegion, topRegion;
 	
 	public LiquidBlock(String name) {
 		super(name);
@@ -18,6 +18,15 @@ public class LiquidBlock extends Block{
 		group = BlockGroup.liquids;
 	}
 
+	@Override
+	public void load() {
+		super.load();
+
+		liquidRegion = Draw.region(name + "-liquid");
+		topRegion = Draw.region(name + "-top");
+		bottomRegion = Draw.region(name + "-bottom");
+	}
+
 	@Override
 	public TextureRegion[] getIcon(){
 		return new TextureRegion[]{Draw.region(name() + "-bottom"), Draw.region(name() + "-top")};
@@ -29,15 +38,15 @@ public class LiquidBlock extends Block{
 
 		int rotation = rotate ? tile.getRotation() * 90 : 0;
 		
-		Draw.rect(name() + "-bottom", tile.drawx(), tile.drawy(), rotation);
+		Draw.rect(bottomRegion, tile.drawx(), tile.drawy(), rotation);
 		
-		if(mod.amount > 0.001f){
-			Draw.color(mod.liquid.color);
-			Draw.alpha(mod.amount / liquidCapacity);
+		if(mod.total() > 0.001f){
+			Draw.color(mod.current().color);
+			Draw.alpha(mod.total() / liquidCapacity);
 			Draw.rect(liquidRegion, tile.drawx(), tile.drawy(), rotation);
 			Draw.color();
 		}
 		
-		Draw.rect(name() + "-top", tile.drawx(), tile.drawy(), rotation);
+		Draw.rect(topRegion, tile.drawx(), tile.drawy(), rotation);
 	}
 }
diff --git a/core/src/io/anuke/mindustry/world/blocks/Rock.java b/core/src/io/anuke/mindustry/world/blocks/Rock.java
index f6c463ece5..40066e08ec 100644
--- a/core/src/io/anuke/mindustry/world/blocks/Rock.java
+++ b/core/src/io/anuke/mindustry/world/blocks/Rock.java
@@ -1,13 +1,51 @@
 package io.anuke.mindustry.world.blocks;
 
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.Tile;
+import io.anuke.ucore.graphics.Draw;
+import io.anuke.ucore.util.Mathf;
 
 public class Rock extends Block {
+    protected TextureRegion[] shadowRegions, regions;
+    protected int variants;
 
     public Rock(String name) {
         super(name);
-        varyShadow = true;
         breakable = true;
         alwaysReplace = true;
     }
+
+    @Override
+    public void draw(Tile tile) {
+        if(variants > 0){
+            Draw.rect(regions[Mathf.randomSeed(tile.id(), 0, Math.max(0, regions.length-1))], tile.worldx(), tile.worldy());
+        }else{
+            Draw.rect(region, tile.worldx(), tile.worldy());
+        }
+    }
+
+    @Override
+    public void drawShadow(Tile tile) {
+        if(shadowRegions != null) {
+            Draw.rect(shadowRegions[(Mathf.randomSeed(tile.id(), 0, variants - 1))], tile.worldx(), tile.worldy());
+        }else if(shadowRegion != null){
+            Draw.rect(shadowRegion, tile.drawx(), tile.drawy());
+        }
+    }
+
+    @Override
+    public void load() {
+        super.load();
+
+        if(variants > 0){
+            shadowRegions = new TextureRegion[variants];
+            regions = new TextureRegion[variants];
+
+            for (int i = 0; i < variants; i++) {
+                shadowRegions[i] = Draw.region(name + "-shadow" + (i+1));
+                regions[i] = Draw.region(name + (i+1));
+            }
+        }
+    }
 }
diff --git a/core/src/io/anuke/mindustry/world/blocks/defense/Door.java b/core/src/io/anuke/mindustry/world/blocks/defense/Door.java
index c147d97e48..824fbaa961 100644
--- a/core/src/io/anuke/mindustry/world/blocks/defense/Door.java
+++ b/core/src/io/anuke/mindustry/world/blocks/defense/Door.java
@@ -45,7 +45,7 @@ public class Door extends Wall{
 		DoorEntity entity = tile.entity();
 		
 		if(!entity.open){
-			Draw.rect(name, tile.drawx(), tile.drawy());
+			Draw.rect(region, tile.drawx(), tile.drawy());
 		}else{
 			Draw.rect(openRegion, tile.drawx(), tile.drawy());
 		}
diff --git a/core/src/io/anuke/mindustry/world/blocks/defense/turrets/CooledTurret.java b/core/src/io/anuke/mindustry/world/blocks/defense/turrets/CooledTurret.java
index b1588f85af..7ca7f09a9e 100644
--- a/core/src/io/anuke/mindustry/world/blocks/defense/turrets/CooledTurret.java
+++ b/core/src/io/anuke/mindustry/world/blocks/defense/turrets/CooledTurret.java
@@ -38,17 +38,18 @@ public class CooledTurret extends Turret {
         super.updateShooting(tile);
 
         TurretEntity entity = tile.entity();
+        Liquid liquid = entity.liquids.current();
 
-        float used = Math.min(Math.min(entity.liquids.amount, maxUsed * Timers.delta()), Math.max(0, ((reload - entity.reload) / coolantMultiplier) / entity.liquids.liquid.heatCapacity));
-        entity.reload += (used * entity.liquids.liquid.heatCapacity) / entity.liquids.liquid.heatCapacity;
-        entity.liquids.amount -= used;
+        float used = Math.min(Math.min(entity.liquids.get(liquid), maxUsed * Timers.delta()), Math.max(0, ((reload - entity.reload) / coolantMultiplier) / liquid.heatCapacity));
+        entity.reload += (used * liquid.heatCapacity) / liquid.heatCapacity;
+        entity.liquids.remove(liquid, used);
 
         if(Mathf.chance(0.04 * used)){
             Effects.effect(coolEffect, tile.drawx() + Mathf.range(size * tilesize/2f), tile.drawy() + Mathf.range(size * tilesize/2f));
         }
 
         //don't use oil as coolant, thanks
-        if(Mathf.chance(entity.liquids.liquid.flammability / 10f * used)){
+        if(Mathf.chance(liquid.flammability / 10f * used)){
             Fire.create(tile);
         }
     }
diff --git a/core/src/io/anuke/mindustry/world/blocks/defense/turrets/ItemTurret.java b/core/src/io/anuke/mindustry/world/blocks/defense/turrets/ItemTurret.java
index 1fdfbdc39d..d1b1fde9c8 100644
--- a/core/src/io/anuke/mindustry/world/blocks/defense/turrets/ItemTurret.java
+++ b/core/src/io/anuke/mindustry/world/blocks/defense/turrets/ItemTurret.java
@@ -60,7 +60,7 @@ public class ItemTurret extends CooledTurret {
 
         AmmoType type = ammoMap.get(item);
         entity.totalAmmo += type.quantityMultiplier;
-        entity.items.addItem(item, 1);
+        entity.items.add(item, 1);
 
         //find ammo entry by type
         for(int i = 0; i < entity.ammo.size; i ++){
diff --git a/core/src/io/anuke/mindustry/world/blocks/defense/turrets/Turret.java b/core/src/io/anuke/mindustry/world/blocks/defense/turrets/Turret.java
index 9feeb9d9a3..abebf95b80 100644
--- a/core/src/io/anuke/mindustry/world/blocks/defense/turrets/Turret.java
+++ b/core/src/io/anuke/mindustry/world/blocks/defense/turrets/Turret.java
@@ -27,7 +27,10 @@ import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.function.BiConsumer;
 import io.anuke.ucore.graphics.Draw;
 import io.anuke.ucore.graphics.Lines;
-import io.anuke.ucore.util.*;
+import io.anuke.ucore.util.Angles;
+import io.anuke.ucore.util.Mathf;
+import io.anuke.ucore.util.ThreadArray;
+import io.anuke.ucore.util.Translator;
 
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
@@ -66,8 +69,9 @@ public abstract class Turret extends Block{
 	protected TextureRegion heatRegion;
 	protected TextureRegion baseTopRegion;
 
-    protected BiConsumer<Tile, TurretEntity> drawer = (tile, entity) -> Draw.rect(name, tile.drawx() + tr2.x, tile.drawy() + tr2.y, entity.rotation - 90);
+    protected BiConsumer<Tile, TurretEntity> drawer = (tile, entity) -> Draw.rect(region, tile.drawx() + tr2.x, tile.drawy() + tr2.y, entity.rotation - 90);
 	protected BiConsumer<Tile, TurretEntity> heatDrawer = (tile, entity) ->{
+		if(entity.heat <= 0.00001f) return;
 		Graphics.setAdditiveBlending();
 		Draw.color(heatColor);
 		Draw.alpha(entity.heat);
@@ -129,7 +133,7 @@ public abstract class Turret extends Block{
 
 		drawer.accept(tile, entity);
 
-		if(Draw.hasRegion(name + "-heat")){
+		if(heatRegion != null){
 			heatDrawer.accept(tile, entity);
 		}
 
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/BufferedItemBridge.java b/core/src/io/anuke/mindustry/world/blocks/distribution/BufferedItemBridge.java
index 2a366bf0d4..c16ae2f2bf 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/BufferedItemBridge.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/BufferedItemBridge.java
@@ -26,8 +26,8 @@ public class BufferedItemBridge extends ExtendingItemBridge {
     public void updateTransport(Tile tile, Tile other){
         BufferedItemBridgeEntity entity = tile.entity();
 
-        if(entity.buffer.accepts() && entity.items.totalItems() > 0){
-            entity.buffer.accept(entity.items.takeItem());
+        if(entity.buffer.accepts() && entity.items.total() > 0){
+            entity.buffer.accept(entity.items.take());
         }
 
         Item item = entity.buffer.poll();
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/Conduit.java b/core/src/io/anuke/mindustry/world/blocks/distribution/Conduit.java
index ecaf8d1cea..f20d9d80af 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/Conduit.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/Conduit.java
@@ -5,7 +5,7 @@ import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.type.Liquid;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.blocks.LiquidBlock;
-import io.anuke.mindustry.world.blocks.modules.LiquidModule;
+import io.anuke.mindustry.world.modules.LiquidModule;
 import io.anuke.ucore.graphics.Draw;
 import io.anuke.ucore.util.Mathf;
 
@@ -18,11 +18,17 @@ public class Conduit extends LiquidBlock {
 
     public Conduit(String name) {
         super(name);
-        liquidRegion = "conduit-liquid";
         rotate = true;
         solid = false;
     }
 
+    @Override
+    public void load() {
+        super.load();
+
+        liquidRegion = Draw.region("conduit-liquid");
+    }
+
     @Override
     public void draw(Tile tile){
         ConduitEntity entity = tile.entity();
@@ -30,23 +36,23 @@ public class Conduit extends LiquidBlock {
 
         int rotation = rotate ? tile.getRotation() * 90 : 0;
 
-        Draw.rect(name() + "-bottom", tile.drawx(), tile.drawy(), rotation);
+        Draw.rect(bottomRegion, tile.drawx(), tile.drawy(), rotation);
 
-        Draw.color(mod.liquid.color);
+        Draw.color(mod.current().color);
         Draw.alpha(entity.smoothLiquid);
         Draw.rect(liquidRegion, tile.drawx(), tile.drawy(), rotation);
         Draw.color();
 
-        Draw.rect(name() + "-top", tile.drawx(), tile.drawy(), rotation);
+        Draw.rect(topRegion, tile.drawx(), tile.drawy(), rotation);
     }
 
     @Override
     public void update(Tile tile){
         ConduitEntity entity = tile.entity();
-        entity.smoothLiquid = Mathf.lerpDelta(entity.smoothLiquid, entity.liquids.amount/liquidCapacity, 0.05f);
+        entity.smoothLiquid = Mathf.lerpDelta(entity.smoothLiquid, entity.liquids.total()/liquidCapacity, 0.05f);
 
-        if(tile.entity.liquids.amount > 0.001f && tile.entity.timer.get(timerFlow, 1)){
-            tryMoveLiquid(tile, tile.getNearby(tile.getRotation()), true);
+        if(tile.entity.liquids.total() > 0.001f && tile.entity.timer.get(timerFlow, 1)){
+            tryMoveLiquid(tile, tile.getNearby(tile.getRotation()), true, tile.entity.liquids.current());
             entity.wakeUp();
         }else{
             entity.sleep();
@@ -61,7 +67,8 @@ public class Conduit extends LiquidBlock {
     @Override
     public boolean acceptLiquid(Tile tile, Tile source, Liquid liquid, float amount) {
         tile.entity.wakeUp();
-        return super.acceptLiquid(tile, source, liquid, amount) && ((2 + source.relativeTo(tile.x, tile.y)) % 4 != tile.getRotation());
+        return super.acceptLiquid(tile, source, liquid, amount) && (tile.entity.liquids.current() == liquid || tile.entity.liquids.get(tile.entity.liquids.current()) < 0.01f) &&
+                ((2 + source.relativeTo(tile.x, tile.y)) % 4 != tile.getRotation());
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/Conveyor.java b/core/src/io/anuke/mindustry/world/blocks/distribution/Conveyor.java
index 47c2de709a..d47d269d16 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/Conveyor.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/Conveyor.java
@@ -189,7 +189,7 @@ public class Conveyor extends Block{
 			if (pos.y >= 0.9999f && offloadDir(tile, pos.item)) {
 				minremove = Math.min(i, minremove);
 				totalMoved = 1f;
-				tile.entity.items.removeItem(pos.item, 1);
+				tile.entity.items.remove(pos.item, 1);
 			} else {
 				value = pos.pack();
 
@@ -232,7 +232,7 @@ public class Conveyor extends Block{
 				ItemPos pos = pos1.set(val, ItemPos.drawShorts);
 				if(pos.item == item){
 					entity.convey.removeValue(val);
-					entity.items.removeItem(item, 1);
+					entity.items.remove(item, 1);
 					removed ++;
 					break;
 				}
@@ -258,7 +258,7 @@ public class Conveyor extends Block{
 
 		long result = ItemPos.packItem(item, 0f, 0f, (byte)Mathf.random(255));
 		entity.convey.insert(0, result);
-		entity.items.addItem(item, 1);
+		entity.items.add(item, 1);
 		entity.wakeUp();
 	}
 
@@ -285,7 +285,7 @@ public class Conveyor extends Block{
 		long result = ItemPos.packItem(item, y*0.9f, pos, (byte)Mathf.random(255));
 		boolean inserted = false;
 
-		tile.entity.items.addItem(item, 1);
+		tile.entity.items.add(item, 1);
 
 		for(int i = 0; i < entity.convey.size; i ++){
 			if(compareItems(result, entity.convey.get(i)) < 0){
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/ExtendingItemBridge.java b/core/src/io/anuke/mindustry/world/blocks/distribution/ExtendingItemBridge.java
index f427593c6d..4c7309859d 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/ExtendingItemBridge.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/ExtendingItemBridge.java
@@ -33,14 +33,14 @@ public class ExtendingItemBridge extends ItemBridge {
         ey *= entity.uptime;
 
         Lines.stroke(8f);
-        Lines.line(Draw.region(name + "-bridge"),
+        Lines.line(bridgeRegion,
                 tile.worldx() + Geometry.d4[i].x*tilesize/2f,
                 tile.worldy() + Geometry.d4[i].y*tilesize/2f,
                 tile.worldx() + ex,
                 tile.worldy() + ey, CapStyle.none, 0f);
 
-        Draw.rect(name + "-end", tile.drawx(), tile.drawy(), i*90 + 90);
-        Draw.rect(name + "-end",
+        Draw.rect(endRegion, tile.drawx(), tile.drawy(), i*90 + 90);
+        Draw.rect(endRegion,
                 tile.worldx() + ex + Geometry.d4[i].x*tilesize/2f,
                 tile.worldy() + ey + Geometry.d4[i].y*tilesize/2f, i*90 + 270);
 
@@ -52,7 +52,7 @@ public class ExtendingItemBridge extends ItemBridge {
 
         for(int a = 0; a < arrows; a ++){
             Draw.alpha(Mathf.absin(a/(float)arrows - entity.time/100f, 0.1f, 1f) * entity.uptime);
-            Draw.rect(name + "-arrow",
+            Draw.rect(arrowRegion,
                     tile.worldx() + Geometry.d4[i].x*(tilesize/2f + a*6f + 2) * entity.uptime,
                     tile.worldy() + Geometry.d4[i].y*(tilesize/2f + a*6f + 2) * entity.uptime,
                     i*90f);
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/ItemBridge.java b/core/src/io/anuke/mindustry/world/blocks/distribution/ItemBridge.java
index b07b13c57a..cfad7d944e 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/ItemBridge.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/ItemBridge.java
@@ -1,6 +1,7 @@
 package io.anuke.mindustry.world.blocks.distribution;
 
 import com.badlogic.gdx.graphics.Color;
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import com.badlogic.gdx.utils.IntArray;
 import com.badlogic.gdx.utils.IntSet;
 import com.badlogic.gdx.utils.IntSet.IntSetIterator;
@@ -38,6 +39,8 @@ public class ItemBridge extends Block {
     protected float transportTime = 2f;
     protected IntArray removals = new IntArray();
 
+    protected TextureRegion endRegion, bridgeRegion, arrowRegion;
+
     public ItemBridge(String name) {
         super(name);
         update = true;
@@ -50,6 +53,13 @@ public class ItemBridge extends Block {
         hasItems = true;
     }
 
+    @Override
+    public void load() {
+        endRegion = Draw.region(name + "-end");
+        bridgeRegion = Draw.region(name + "-bridge");
+        arrowRegion = Draw.region(name + "-arrow");
+    }
+
     @Override
     public void placed(Tile tile) {
         Tile last = world.tile(lastPlaced);
@@ -162,13 +172,13 @@ public class ItemBridge extends Block {
         ItemBridgeEntity entity = tile.entity();
 
         if(entity.uptime >= 0.5f && entity.timer.get(timerTransport, transportTime)){
-            Item item = entity.items.takeItem();
+            Item item = entity.items.take();
             if(item != null && other.block().acceptItem(item, other, tile)){
                 other.block().handleItem(item, other, tile);
                 entity.cycleSpeed = Mathf.lerpDelta(entity.cycleSpeed, 4f, 0.05f);
             }else{
                 entity.cycleSpeed = Mathf.lerpDelta(entity.cycleSpeed, 1f, 0.01f);
-                if(item != null) entity.items.addItem(item, 1);
+                if(item != null) entity.items.add(item, 1);
             }
         }
     }
@@ -185,11 +195,11 @@ public class ItemBridge extends Block {
         Draw.color(Color.WHITE, Color.BLACK, Mathf.absin(Timers.time(), 6f, 0.07f));
         Draw.alpha(Math.max(entity.uptime, 0.25f));
 
-        Draw.rect(name + "-end", tile.drawx(), tile.drawy(), i*90 + 90);
-        Draw.rect(name + "-end", other.drawx(), other.drawy(), i*90 + 270);
+        Draw.rect(endRegion, tile.drawx(), tile.drawy(), i*90 + 90);
+        Draw.rect(endRegion, other.drawx(), other.drawy(), i*90 + 270);
 
         Lines.stroke(8f);
-        Lines.line(Draw.region(name + "-bridge"),
+        Lines.line(bridgeRegion,
                 tile.worldx(),
                 tile.worldy(),
                 other.worldx(),
@@ -204,7 +214,7 @@ public class ItemBridge extends Block {
 
         for(int a = 0; a < arrows; a ++){
             Draw.alpha(Mathf.absin(a/(float)arrows - entity.time/100f, 0.1f, 1f) * entity.uptime);
-            Draw.rect(name + "-arrow",
+            Draw.rect(arrowRegion,
                     tile.worldx() + Geometry.d4[i].x*(tilesize/2f + a*4f + time % 4f),
                     tile.worldy() + Geometry.d4[i].y*(tilesize/2f + a*4f + time % 4f),
                     i*90f);
@@ -214,7 +224,7 @@ public class ItemBridge extends Block {
 
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
-        return tile.entity.items.totalItems() < itemCapacity;
+        return tile.entity.items.total() < itemCapacity;
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java b/core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java
index e0a81c997e..b5492d0e5a 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/MassDriver.java
@@ -64,7 +64,7 @@ public class MassDriver extends Block {
 
         if(entity.isUnloading){
             tryDump(tile);
-            if(entity.items.totalItems() <= 0){
+            if(entity.items.total() <= 0){
                 entity.isUnloading = false;
             }
         }
@@ -79,10 +79,10 @@ public class MassDriver extends Block {
                 Tile waiter = entity.waiting.first();
 
                 entity.rotation = Mathf.slerpDelta(entity.rotation, tile.angleTo(waiter), rotateSpeed);
-            }else if (tile.entity.items.totalItems() >= minDistribute &&
+            }else if (tile.entity.items.total() >= minDistribute &&
                 linkValid(tile) && //only fire when at least at half-capacity and power
                 tile.entity.power.amount >= powerCapacity &&
-                link.block().itemCapacity - link.entity.items.totalItems() >= minDistribute && entity.reload <= 0.0001f) {
+                link.block().itemCapacity - link.entity.items.total() >= minDistribute && entity.reload <= 0.0001f) {
 
                 MassDriverEntity other = link.entity();
                 other.waiting.add(tile);
@@ -150,7 +150,7 @@ public class MassDriver extends Block {
 
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
-        return tile.entity.items.totalItems() < itemCapacity;
+        return tile.entity.items.total() < itemCapacity;
     }
 
     @Override
@@ -221,7 +221,7 @@ public class MassDriver extends Block {
         public float reload = 0f;
 
         public void handlePayload(Bullet bullet, DriverBulletData data){
-            int totalItems = items.totalItems();
+            int totalItems = items.total();
 
             //add all the items possible
             for(int i = 0; i < data.items.length; i ++){
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/Router.java b/core/src/io/anuke/mindustry/world/blocks/distribution/Router.java
index f34158d190..cd23e1990e 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/Router.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/Router.java
@@ -21,10 +21,10 @@ public class Router extends Block{
 	@Override
 	public void update(Tile tile){
 		int iterations = Math.max(1, (int) (Timers.delta() + 0.4f));
-		boolean moved = tile.entity.items.totalItems() > 0;
+		boolean moved = tile.entity.items.total() > 0;
 
 		for(int i = 0; i < iterations; i ++) {
-			if (tile.entity.items.totalItems() > 0) {
+			if (tile.entity.items.total() > 0) {
 				tryDump(tile);
 				moved = true;
 			}
@@ -37,7 +37,7 @@ public class Router extends Block{
 
 	@Override
 	public boolean canDump(Tile tile, Tile to, Item item) {
-        return !(to.block() instanceof Router) || ((float) to.target().entity.items.totalItems() / to.target().block().itemCapacity) < ((float) tile.entity.items.totalItems() / to.target().block().itemCapacity);
+        return !(to.block() instanceof Router) || ((float) to.target().entity.items.total() / to.target().block().itemCapacity) < ((float) tile.entity.items.total() / to.target().block().itemCapacity);
     }
 
 	@Override
@@ -48,7 +48,7 @@ public class Router extends Block{
 
 	@Override
 	public boolean acceptItem(Item item, Tile tile, Tile source){
-		int items = tile.entity.items.totalItems();
+		int items = tile.entity.items.total();
 		return items < itemCapacity;
 	}
 
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/TunnelConduit.java b/core/src/io/anuke/mindustry/world/blocks/distribution/TunnelConduit.java
index 1b636cd22a..a342a41efc 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/TunnelConduit.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/TunnelConduit.java
@@ -33,7 +33,7 @@ public class TunnelConduit extends LiquidBlock {
 
     @Override
     public void draw(Tile tile){
-        Draw.rect(name, tile.drawx(), tile.drawy(), tile.getRotation() * 90);
+        Draw.rect(region, tile.drawx(), tile.drawy(), tile.getRotation() * 90);
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/distribution/WarpGate.java b/core/src/io/anuke/mindustry/world/blocks/distribution/WarpGate.java
index 622170e01a..5d7b1488b6 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/WarpGate.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/WarpGate.java
@@ -147,7 +147,7 @@ public class WarpGate extends PowerBlock{
 
 		teleporters[entity.color].add(tile);
 
-		if(entity.items.totalItems() > 0){
+		if(entity.items.total() > 0){
 			tryDump(tile);
 		}
 
@@ -210,7 +210,7 @@ public class WarpGate extends PowerBlock{
 
 			entity.time += Timers.delta() * entity.speedScl;
 
-			if (!entity.teleporting && entity.items.totalItems() >= itemCapacity && entity.power.amount >= powerCapacity - 0.01f - powerUse &&
+			if (!entity.teleporting && entity.items.total() >= itemCapacity && entity.power.amount >= powerCapacity - 0.01f - powerUse &&
 					entity.timer.get(timerTeleport, teleportMax)) {
 				Array<Tile> testLinks = findLinks(tile);
 
@@ -226,12 +226,12 @@ public class WarpGate extends PowerBlock{
 					Array<Tile> links = findLinks(tile);
 
 					for (Tile other : links) {
-						int canAccept = itemCapacity - other.entity.items.totalItems();
-						int total = entity.items.totalItems();
+						int canAccept = itemCapacity - other.entity.items.total();
+						int total = entity.items.total();
 						if (total == 0) break;
 						Effects.effect(teleportOutEffect, resultColor, other.drawx(), other.drawy());
 						for (int i = 0; i < canAccept && i < total; i++) {
-							other.entity.items.addItem(entity.items.takeItem(), 1);
+							other.entity.items.add(entity.items.take(), 1);
 						}
 					}
 					Effects.effect(teleportOutEffect, resultColor, tile.drawx(), tile.drawy());
@@ -271,7 +271,7 @@ public class WarpGate extends PowerBlock{
 	@Override
 	public boolean acceptItem(Item item, Tile tile, Tile source){
 		TeleporterEntity entity = tile.entity();
-		return entity.items.totalItems() < itemCapacity;
+		return entity.items.total() < itemCapacity;
 	}
 	
 	@Override
@@ -323,7 +323,7 @@ public class WarpGate extends PowerBlock{
 					if(!oe.active) continue;
 					if(oe.color != entity.color){
 						removal.add(other);
-					}else if(other.entity.items.totalItems() == 0){
+					}else if(other.entity.items.total() == 0){
 						returns.add(other);
 					}
 				}else{
diff --git a/core/src/io/anuke/mindustry/world/blocks/modules/InventoryModule.java b/core/src/io/anuke/mindustry/world/blocks/modules/InventoryModule.java
deleted file mode 100644
index b989c9b952..0000000000
--- a/core/src/io/anuke/mindustry/world/blocks/modules/InventoryModule.java
+++ /dev/null
@@ -1,110 +0,0 @@
-package io.anuke.mindustry.world.blocks.modules;
-
-import io.anuke.mindustry.type.Item;
-import io.anuke.mindustry.type.ItemStack;
-import io.anuke.mindustry.world.blocks.BlockModule;
-
-import java.io.*;
-import java.util.Arrays;
-
-public class InventoryModule extends BlockModule{
-    //TODO make private!
-    public int[] items = new int[Item.all().size];
-
-    public boolean hasItems(ItemStack[] stacks){
-        for(ItemStack stack : stacks){
-            if(!hasItem(stack.item, stack.amount)) return false;
-        }
-        return true;
-    }
-
-    public boolean hasItems(ItemStack[] stacks, float amountScaling){
-        for(ItemStack stack : stacks){
-            if(!hasItem(stack.item, (int)(stack.amount * amountScaling))) return false;
-        }
-        return true;
-    }
-
-    /**Returns true if this entity has at least one of each item in each stack.*/
-    public boolean hasAtLeastOneOfItems(ItemStack[] stacks){
-        for(ItemStack stack : stacks){
-            if(!hasItem(stack.item, 1)) return false;
-        }
-        return true;
-    }
-
-    //TODO optimize!
-    public int totalItems(){
-        int sum = 0;
-        for(int i = 0; i < items.length; i ++){
-            sum += items[i];
-        }
-        return sum;
-    }
-
-    public Item takeItem(){
-        for(int i = 0; i < items.length; i ++){
-            if(items[i] > 0){
-                items[i] --;
-                return Item.getByID(i);
-            }
-        }
-        return null;
-    }
-
-    public int getItem(Item item){
-        return items[item.id];
-    }
-
-    public boolean hasItem(Item item){
-        return getItem(item) > 0;
-    }
-
-    public boolean hasItem(Item item, int amount){
-        return getItem(item) >= amount;
-    }
-
-    public void addItem(Item item, int amount){
-        items[item.id] += amount;
-    }
-
-    public void removeItem(Item item, int amount){
-        items[item.id] -= amount;
-    }
-
-    public void removeItem(ItemStack stack){
-        items[stack.item.id] -= stack.amount;
-    }
-
-    public void clear(){
-        Arrays.fill(items, 0);
-    }
-
-    @Override
-    public void write(DataOutput stream) throws IOException {
-        byte amount = 0;
-        for(int i = 0; i < items.length; i ++){
-            if(items[i] > 0) amount ++;
-        }
-
-        stream.writeByte(amount); //amount of items
-
-        for(int i = 0; i < items.length; i ++){
-            if(items[i] > 0){
-                stream.writeByte(i); //item ID
-                stream.writeInt(items[i]); //item amount
-            }
-        }
-    }
-
-    @Override
-    public void read(DataInput stream) throws IOException {
-        byte count = stream.readByte();
-
-        for(int j = 0; j < count; j ++){
-            int itemid = stream.readByte();
-            int itemamount = stream.readInt();
-            items[itemid] = itemamount;
-        }
-    }
-}
diff --git a/core/src/io/anuke/mindustry/world/blocks/modules/LiquidModule.java b/core/src/io/anuke/mindustry/world/blocks/modules/LiquidModule.java
deleted file mode 100644
index 3b26a62247..0000000000
--- a/core/src/io/anuke/mindustry/world/blocks/modules/LiquidModule.java
+++ /dev/null
@@ -1,28 +0,0 @@
-package io.anuke.mindustry.world.blocks.modules;
-
-import io.anuke.mindustry.content.Liquids;
-import io.anuke.mindustry.type.Liquid;
-import io.anuke.mindustry.world.blocks.BlockModule;
-
-import java.io.DataInput;
-import java.io.DataOutput;
-import java.io.IOException;
-
-public class LiquidModule extends BlockModule {
-    public float amount;
-    /**Should never be null.*/
-    public Liquid liquid = Liquids.none;
-
-    @Override
-    public void write(DataOutput stream) throws IOException {
-        stream.writeByte(liquid.id);
-        stream.writeFloat(amount);
-    }
-
-    @Override
-    public void read(DataInput stream) throws IOException{
-        byte id = stream.readByte();
-        liquid = Liquid.getByID(id);
-        amount = stream.readFloat();
-    }
-}
diff --git a/core/src/io/anuke/mindustry/world/blocks/power/FusionReactor.java b/core/src/io/anuke/mindustry/world/blocks/power/FusionReactor.java
index f1bed4b378..a5da34207e 100644
--- a/core/src/io/anuke/mindustry/world/blocks/power/FusionReactor.java
+++ b/core/src/io/anuke/mindustry/world/blocks/power/FusionReactor.java
@@ -93,7 +93,7 @@ public class FusionReactor extends PowerGenerator {
 
         Graphics.setNormalBlending();
 
-        Draw.rect(name, tile.drawx(), tile.drawy());
+        Draw.rect(region, tile.drawx(), tile.drawy());
 
         Draw.rect(name + "-top", tile.drawx(), tile.drawy());
 
diff --git a/core/src/io/anuke/mindustry/world/blocks/power/ItemGenerator.java b/core/src/io/anuke/mindustry/world/blocks/power/ItemGenerator.java
index 63f551c112..265ae49baf 100644
--- a/core/src/io/anuke/mindustry/world/blocks/power/ItemGenerator.java
+++ b/core/src/io/anuke/mindustry/world/blocks/power/ItemGenerator.java
@@ -55,7 +55,7 @@ public abstract class ItemGenerator extends PowerGenerator {
 	@Override
 	public void setBars(){
 		super.setBars();
-		bars.replace(new BlockBar(BarType.inventory, true, tile -> (float)tile.entity.items.totalItems() / itemCapacity));
+		bars.replace(new BlockBar(BarType.inventory, true, tile -> (float)tile.entity.items.total() / itemCapacity));
 	}
 	
 	@Override
@@ -66,7 +66,7 @@ public abstract class ItemGenerator extends PowerGenerator {
 		
 		if(entity.generateTime > 0){
 			Draw.color(heatColor);
-			float alpha = (entity.items.totalItems() > 0 ? 1f : Mathf.clamp(entity.generateTime));
+			float alpha = (entity.items.total() > 0 ? 1f : Mathf.clamp(entity.generateTime));
 			alpha = alpha * 0.7f + Mathf.absin(Timers.time(), 12f, 0.3f) * alpha;
 			Draw.alpha(alpha);
 			Draw.rect(topRegion, tile.drawx(), tile.drawy());
@@ -76,7 +76,7 @@ public abstract class ItemGenerator extends PowerGenerator {
 	
 	@Override
 	public boolean acceptItem(Item item, Tile tile, Tile source){
-		return getItemEfficiency(item) >= minItemEfficiency && tile.entity.items.totalItems() < itemCapacity;
+		return getItemEfficiency(item) >= minItemEfficiency && tile.entity.items.total() < itemCapacity;
 	}
 	
 	@Override
@@ -97,7 +97,7 @@ public abstract class ItemGenerator extends PowerGenerator {
 			}
 		}
 		
-		if(entity.generateTime <= 0f && entity.items.totalItems() > 0){
+		if(entity.generateTime <= 0f && entity.items.total() > 0){
 			Effects.effect(generateEffect, tile.worldx() + Mathf.range(size * tilesize/2f), tile.worldy() + Mathf.range(size * tilesize/2f));
 			for(int i = 0; i < entity.items.items.length; i ++){
 				if(entity.items.items[i] > 0){
diff --git a/core/src/io/anuke/mindustry/world/blocks/power/ItemLiquidGenerator.java b/core/src/io/anuke/mindustry/world/blocks/power/ItemLiquidGenerator.java
index 82e06c95d1..6adc8bf50f 100644
--- a/core/src/io/anuke/mindustry/world/blocks/power/ItemLiquidGenerator.java
+++ b/core/src/io/anuke/mindustry/world/blocks/power/ItemLiquidGenerator.java
@@ -64,7 +64,7 @@ public abstract class ItemLiquidGenerator extends ItemGenerator {
                 }
             }
 
-            if (entity.generateTime <= 0f && entity.items.totalItems() > 0) {
+            if (entity.generateTime <= 0f && entity.items.total() > 0) {
                 Effects.effect(generateEffect, tile.worldx() + Mathf.range(3f), tile.worldy() + Mathf.range(3f));
                 for (int i = 0; i < entity.items.items.length; i++) {
                     if (entity.items.items[i] > 0) {
diff --git a/core/src/io/anuke/mindustry/world/blocks/power/NuclearReactor.java b/core/src/io/anuke/mindustry/world/blocks/power/NuclearReactor.java
index 55e6ce750c..1184da288b 100644
--- a/core/src/io/anuke/mindustry/world/blocks/power/NuclearReactor.java
+++ b/core/src/io/anuke/mindustry/world/blocks/power/NuclearReactor.java
@@ -57,7 +57,7 @@ public class NuclearReactor extends PowerGenerator {
 	@Override
 	public void setBars(){
 		super.setBars();
-		bars.replace(new BlockBar(BarType.inventory, true, tile -> (float)tile.entity.items.getItem(generateItem) / itemCapacity));
+		bars.replace(new BlockBar(BarType.inventory, true, tile -> (float)tile.entity.items.get(generateItem) / itemCapacity));
 		bars.add(new BlockBar(BarType.heat, true, tile -> tile.<NuclearReactorEntity>entity().heat));
 	}
 
@@ -73,7 +73,7 @@ public class NuclearReactor extends PowerGenerator {
 	public void update(Tile tile){
 		NuclearReactorEntity entity = tile.entity();
 		
-		int fuel = entity.items.getItem(generateItem);
+		int fuel = entity.items.get(generateItem);
 		float fullness = (float)fuel / itemCapacity;
 		
 		if(fuel > 0){
@@ -81,7 +81,7 @@ public class NuclearReactor extends PowerGenerator {
 			entity.power.amount += powerMultiplier * fullness * Timers.delta();
 			entity.power.amount = Mathf.clamp(entity.power.amount, 0f, powerCapacity);
 			if(entity.timer.get(timerFuel, fuelUseTime)){
-				entity.items.removeItem(generateItem, 1);
+				entity.items.remove(generateItem, 1);
 			}
 		}
 		
@@ -123,7 +123,7 @@ public class NuclearReactor extends PowerGenerator {
 		
 		NuclearReactorEntity entity = tile.entity();
 		
-		int fuel = entity.items.getItem(generateItem);
+		int fuel = entity.items.get(generateItem);
 		
 		if(fuel < 5 && entity.heat < 0.5f) return;
 		
@@ -155,7 +155,7 @@ public class NuclearReactor extends PowerGenerator {
 
 	@Override
 	public boolean acceptItem(Item item, Tile tile, Tile source){
-		return item == generateItem && tile.entity.items.getItem(generateItem) < itemCapacity;
+		return item == generateItem && tile.entity.items.get(generateItem) < itemCapacity;
 	}
 
 	@Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/Compressor.java b/core/src/io/anuke/mindustry/world/blocks/production/Compressor.java
index a7b85759f5..ffe9544a59 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/Compressor.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/Compressor.java
@@ -23,14 +23,14 @@ public class Compressor extends PowerCrafter {
         float liquidAdded = Math.min(outputLiquidAmount * Timers.delta(), liquidCapacity - entity.liquids.amount);
         int itemsUsed = Mathf.ceil(1 + input.amount * entity.progress);
 
-        if(entity.power.amount > powerUsed && entity.items.hasItem(input.item, itemsUsed) && liquidAdded > 0.001f){
+        if(entity.power.amount > powerUsed && entity.items.has(input.item, itemsUsed) && liquidAdded > 0.001f){
             entity.progress += 1f/craftTime;
             entity.totalProgress += Timers.delta();
             handleLiquid(tile, tile, outputLiquid, liquidAdded);
         }
 
         if(entity.progress >= 1f){
-            entity.items.removeItem(input);
+            entity.items.remove(input);
             if(outputItem != null) offloadNear(tile, outputItem);
             entity.progress = 0f;
         }
@@ -48,7 +48,7 @@ public class Compressor extends PowerCrafter {
     public void draw(Tile tile) {
         GenericCrafterEntity entity = tile.entity();
 
-        Draw.rect(name, tile.drawx(), tile.drawy());
+        Draw.rect(region, tile.drawx(), tile.drawy());
         Draw.rect(name + "-frame" + (int) Mathf.absin(entity.totalProgress, 5f, 2.999f), tile.drawx(), tile.drawy());
         Draw.color(Color.CLEAR, tile.entity.liquids.liquid.color, tile.entity.liquids.amount / liquidCapacity);
         Draw.rect(name + "-liquid", tile.drawx(), tile.drawy());
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/Cultivator.java b/core/src/io/anuke/mindustry/world/blocks/production/Cultivator.java
index 52bf4488a4..2af65d16a4 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/Cultivator.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/Cultivator.java
@@ -57,7 +57,7 @@ public class Cultivator extends Drill {
     public void draw(Tile tile) {
         CultivatorEntity entity = tile.entity();
 
-        Draw.rect(name, tile.drawx(), tile.drawy());
+        Draw.rect(region, tile.drawx(), tile.drawy());
 
         Draw.color(plantColor);
         Draw.alpha(entity.warmup);
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/Drill.java b/core/src/io/anuke/mindustry/world/blocks/production/Drill.java
index 1856f63c32..0de56aea3b 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/Drill.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/Drill.java
@@ -91,7 +91,7 @@ public class Drill extends Block{
 
 		DrillEntity entity = tile.entity();
 
-		Draw.rect(name, tile.drawx(), tile.drawy());
+		Draw.rect(region, tile.drawx(), tile.drawy());
 
 		if(drawRim) {
 			Graphics.setAdditiveBlending();
@@ -178,7 +178,7 @@ public class Drill extends Block{
 		float powerUsed = Math.min(powerCapacity, powerUse * Timers.delta());
 		float liquidUsed = Math.min(liquidCapacity, liquidUse * Timers.delta());
 
-		if(entity.items.totalItems() < itemCapacity && toAdd.size > 0 &&
+		if(entity.items.total() < itemCapacity && toAdd.size > 0 &&
 				(!hasPower || entity.power.amount >= powerUsed) &&
 				(!liquidRequired || entity.liquids.amount >= liquidUsed)){
 
@@ -203,7 +203,7 @@ public class Drill extends Block{
 		}
 
 		if(toAdd.size > 0 && entity.progress >= drillTime + hardnessDrillMultiplier*Math.max(totalHardness, 1f)/multiplier
-				&& tile.entity.items.totalItems() < itemCapacity){
+				&& tile.entity.items.total() < itemCapacity){
 
 			int index = entity.index % toAdd.size;
 			offloadNear(tile, toAdd.get(index));
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/Fracker.java b/core/src/io/anuke/mindustry/world/blocks/production/Fracker.java
index 16465d6d45..7b7c68c50e 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/Fracker.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/Fracker.java
@@ -10,7 +10,6 @@ import io.anuke.mindustry.world.meta.BlockStat;
 import io.anuke.mindustry.world.meta.StatUnit;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.graphics.Draw;
-import io.anuke.ucore.util.Log;
 
 public class Fracker extends SolidPump {
     protected Liquid inputLiquid;
@@ -51,7 +50,7 @@ public class Fracker extends SolidPump {
     public void draw(Tile tile) {
         FrackerEntity entity = tile.entity();
 
-        Draw.rect(name, tile.drawx(), tile.drawy());
+        Draw.rect(region, tile.drawx(), tile.drawy());
 
         Draw.color(tile.entity.liquids.liquid.color);
         Draw.alpha(tile.entity.liquids.amount/liquidCapacity);
@@ -71,8 +70,8 @@ public class Fracker extends SolidPump {
     public void update(Tile tile) {
         FrackerEntity entity = tile.entity();
 
-        while(entity.accumulator > itemUseTime && entity.items.hasItem(inputItem, 1)){
-            entity.items.removeItem(inputItem, 1);
+        while(entity.accumulator > itemUseTime && entity.items.has(inputItem, 1)){
+            entity.items.remove(inputItem, 1);
             entity.accumulator -= itemUseTime;
         }
 
@@ -87,7 +86,7 @@ public class Fracker extends SolidPump {
 
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
-        return item == inputItem && tile.entity.items.totalItems() < itemCapacity;
+        return item == inputItem && tile.entity.items.total() < itemCapacity;
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/GenericCrafter.java b/core/src/io/anuke/mindustry/world/blocks/production/GenericCrafter.java
index 1173847e9b..7abfd25839 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/GenericCrafter.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/GenericCrafter.java
@@ -51,7 +51,7 @@ public class GenericCrafter extends Block{
 		super.setBars();
 
 		if(inputItem != null) bars.replace(new BlockBar(BarType.inventory, true,
-				tile -> (float)tile.entity.items.getItem(inputItem.item) / itemCapacity));
+				tile -> (float)tile.entity.items.get(inputItem.item) / itemCapacity));
 	}
 	
 	@Override
@@ -93,7 +93,7 @@ public class GenericCrafter extends Block{
 
 		if((!hasLiquids || entity.liquids.amount >= liquidUsed) &&
 				(!hasPower || entity.power.amount >= powerUsed) &&
-				(inputItem == null || entity.items.hasItem(inputItem.item, itemsUsed))){
+				(inputItem == null || entity.items.has(inputItem.item, itemsUsed))){
 
 			entity.progress += 1f / craftTime * Timers.delta();
 			entity.totalProgress += Timers.delta();
@@ -109,7 +109,7 @@ public class GenericCrafter extends Block{
 
 		if(entity.progress >= 1f){
 			
-			if(inputItem != null) tile.entity.items.removeItem(inputItem);
+			if(inputItem != null) tile.entity.items.remove(inputItem);
 			offloadNear(tile, output);
 			Effects.effect(craftEffect, tile.drawx(), tile.drawy());
 			entity.progress = 0f;
@@ -128,7 +128,7 @@ public class GenericCrafter extends Block{
 	@Override
 	public boolean acceptItem(Item item, Tile tile, Tile source){
 		TileEntity entity = tile.entity();
-		return inputItem != null && item == inputItem.item && entity.items.getItem(inputItem.item) < itemCapacity;
+		return inputItem != null && item == inputItem.item && entity.items.get(inputItem.item) < itemCapacity;
 	}
 
 	@Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/LiquidMixer.java b/core/src/io/anuke/mindustry/world/blocks/production/LiquidMixer.java
index 3f8523af20..02b889fc34 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/LiquidMixer.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/LiquidMixer.java
@@ -46,21 +46,21 @@ public class LiquidMixer extends LiquidBlock{
 
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
-        return item == inputItem && tile.entity.items.getItem(item) < itemCapacity;
+        return item == inputItem && tile.entity.items.get(item) < itemCapacity;
     }
 
     @Override
     public float handleAuxLiquid(Tile tile, Tile source, Liquid liquid, float amount) {
         LiquidMixerEntity entity = tile.entity();
 
-        if(liquid == inputLiquid && tile.entity.items.hasItem(inputItem, (int)((entity.accumulator + amount)/amount)) &&
+        if(liquid == inputLiquid && tile.entity.items.has(inputItem, (int)((entity.accumulator + amount)/amount)) &&
                 tile.entity.power.amount >= powerUse){
 
             amount = Math.min(liquidCapacity - tile.entity.liquids.amount, amount);
 
             entity.accumulator += amount;
             int items = (int)(entity.accumulator / liquidPerItem);
-            entity.items.removeItem(inputItem, items);
+            entity.items.remove(inputItem, items);
             entity.accumulator %= liquidPerItem;
             entity.liquids.liquid = outputLiquid;
             entity.liquids.amount += amount;
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/PhaseWeaver.java b/core/src/io/anuke/mindustry/world/blocks/production/PhaseWeaver.java
index baa50bb952..d58545f44f 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/PhaseWeaver.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/PhaseWeaver.java
@@ -64,6 +64,6 @@ public class PhaseWeaver extends PowerSmelter{
             Draw.reset();
         }
 
-        Draw.rect(name, tile.drawx(), tile.drawy());
+        Draw.rect(region, tile.drawx(), tile.drawy());
     }
 }
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/PowerCrafter.java b/core/src/io/anuke/mindustry/world/blocks/production/PowerCrafter.java
index bec6388a72..efe340ce3a 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/PowerCrafter.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/PowerCrafter.java
@@ -59,13 +59,13 @@ public class PowerCrafter extends Block{
         float powerUsed = Math.min(Timers.delta() * powerUse, tile.entity.power.amount);
         int itemsUsed = Mathf.ceil(1 + input.amount * entity.progress);
 
-        if(entity.power.amount > powerUsed && entity.items.hasItem(input.item, itemsUsed)){
+        if(entity.power.amount > powerUsed && entity.items.has(input.item, itemsUsed)){
             entity.progress += 1f/craftTime;
             entity.totalProgress += Timers.delta();
         }
 
         if(entity.progress >= 1f){
-            entity.items.removeItem(input);
+            entity.items.remove(input);
             if(outputItem != null) offloadNear(tile, outputItem);
             if(outputLiquid != null) handleLiquid(tile, tile, outputLiquid, outputLiquidAmount);
             entity.progress = 0f;
@@ -82,7 +82,7 @@ public class PowerCrafter extends Block{
 
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
-        return item == input.item && tile.entity.items.getItem(input.item) < itemCapacity;
+        return item == input.item && tile.entity.items.get(input.item) < itemCapacity;
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/PowerSmelter.java b/core/src/io/anuke/mindustry/world/blocks/production/PowerSmelter.java
index fc552c8135..dcc147c953 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/PowerSmelter.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/PowerSmelter.java
@@ -71,7 +71,7 @@ public class PowerSmelter extends PowerBlock {
         bars.remove(BarType.inventory);
 
         for(ItemStack item : inputs){
-            bars.add(new BlockBar(BarType.inventory, true, tile -> (float) tile.entity.items.getItem(item.item) / itemCapacity));
+            bars.add(new BlockBar(BarType.inventory, true, tile -> (float) tile.entity.items.get(item.item) / itemCapacity));
         }
     }
 
@@ -93,7 +93,7 @@ public class PowerSmelter extends PowerBlock {
 
         PowerSmelterEntity entity = tile.entity();
 
-        if(entity.timer.get(timerDump, 5) && entity.items.hasItem(result)){
+        if(entity.timer.get(timerDump, 5) && entity.items.has(result)){
             tryDump(tile, result);
         }
 
@@ -114,12 +114,12 @@ public class PowerSmelter extends PowerBlock {
 
         //make sure it has all the items
         for(ItemStack item : inputs){
-            if(!entity.items.hasItem(item.item, item.amount)){
+            if(!entity.items.has(item.item, item.amount)){
                 return;
             }
         }
 
-        if(entity.items.getItem(result) >= itemCapacity //output full
+        if(entity.items.get(result) >= itemCapacity //output full
                 || entity.heat <= minHeat //not burning
                 || !entity.timer.get(timerCraft, craftTime)){ //not yet time
             return;
@@ -130,8 +130,8 @@ public class PowerSmelter extends PowerBlock {
         if(useFlux){
             //remove flux materials if present
             for(Item item : Item.all()){
-                if(item.fluxiness >= minFlux && tile.entity.items.getItem(item) >= fluxNeeded){
-                    tile.entity.items.removeItem(item, fluxNeeded);
+                if(item.fluxiness >= minFlux && tile.entity.items.get(item) >= fluxNeeded){
+                    tile.entity.items.remove(item, fluxNeeded);
 
                     //chance of not consuming inputs if flux material present
                     consumeInputs = !Mathf.chance(item.fluxiness * baseFluxChance);
@@ -142,7 +142,7 @@ public class PowerSmelter extends PowerBlock {
 
         if(consumeInputs) {
             for (ItemStack item : inputs) {
-                entity.items.removeItem(item.item, item.amount);
+                entity.items.remove(item.item, item.amount);
             }
         }
 
@@ -155,12 +155,12 @@ public class PowerSmelter extends PowerBlock {
 
         for(ItemStack stack : inputs){
             if(stack.item == item){
-                return tile.entity.items.getItem(item) < itemCapacity;
+                return tile.entity.items.get(item) < itemCapacity;
             }
         }
 
         if(useFlux && item.fluxiness >= minFlux){
-            return tile.entity.items.getItem(item) < itemCapacity;
+            return tile.entity.items.get(item) < itemCapacity;
         }
 
         return false;
@@ -168,7 +168,7 @@ public class PowerSmelter extends PowerBlock {
 
     @Override
     public int getMaximumAccepted(Tile tile, Item item) {
-        return itemCapacity - tile.entity.items.getItem(item);
+        return itemCapacity - tile.entity.items.get(item);
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/Pulverizer.java b/core/src/io/anuke/mindustry/world/blocks/production/Pulverizer.java
index d9bdfe2930..c96c0ec054 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/Pulverizer.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/Pulverizer.java
@@ -5,18 +5,26 @@ import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.graphics.Draw;
 
 public class Pulverizer extends GenericCrafter {
+    protected TextureRegion rotatorRegion;
 
     public Pulverizer(String name) {
         super(name);
         hasItems = true;
     }
 
+    @Override
+    public void load() {
+        super.load();
+
+        rotatorRegion = Draw.region(name + "-rotator");
+    }
+
     @Override
     public void draw(Tile tile) {
         GenericCrafterEntity entity = tile.entity();
 
-        Draw.rect(name, tile.drawx(), tile.drawy());
-        Draw.rect(name + "-rotator", tile.drawx(), tile.drawy(), entity.totalProgress * 2f);
+        Draw.rect(region, tile.drawx(), tile.drawy());
+        Draw.rect(rotatorRegion, tile.drawx(), tile.drawy(), entity.totalProgress * 2f);
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/Separator.java b/core/src/io/anuke/mindustry/world/blocks/production/Separator.java
index b150976239..2ee107fb5f 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/Separator.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/Separator.java
@@ -1,6 +1,7 @@
 package io.anuke.mindustry.world.blocks.production;
 
 import com.badlogic.gdx.graphics.Color;
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.type.Item;
 import io.anuke.mindustry.type.Liquid;
@@ -30,6 +31,9 @@ public class Separator extends Block {
     protected float spinnerThickness = 1f;
     protected float spinnerSpeed = 2f;
 
+    protected Color color = Color.valueOf("858585");
+    protected TextureRegion liquidRegion;
+
     protected boolean offloading = false;
 
     public Separator(String name) {
@@ -40,6 +44,13 @@ public class Separator extends Block {
         hasLiquids = true;
     }
 
+    @Override
+    public void load() {
+        super.load();
+
+        liquidRegion = Draw.region(name + "-liquid");
+    }
+
     @Override
     public void setStats() {
         super.setStats();
@@ -67,9 +78,9 @@ public class Separator extends Block {
 
         Draw.color(tile.entity.liquids.liquid.color);
         Draw.alpha(tile.entity.liquids.amount / liquidCapacity);
-        Draw.rect(name + "-liquid", tile.drawx(), tile.drawy());
+        Draw.rect(liquidRegion, tile.drawx(), tile.drawy());
 
-        Draw.color(Color.valueOf("858585"));
+        Draw.color(color);
         Lines.stroke(spinnerThickness);
         Lines.spikes(tile.drawx(), tile.drawy(), spinnerRadius, spinnerLength, 3, entity.totalProgress*spinnerSpeed);
         Draw.reset();
@@ -84,7 +95,7 @@ public class Separator extends Block {
 
         entity.totalProgress += entity.warmup*Timers.delta();
 
-        if(entity.liquids.amount >= liquidUsed && entity.items.hasItem(item) &&
+        if(entity.liquids.amount >= liquidUsed && entity.items.has(item) &&
                 (!hasPower || entity.power.amount >= powerUsed)){
             entity.progress += 1f/filterTime;
             entity.liquids.amount -= liquidUsed;
@@ -98,7 +109,7 @@ public class Separator extends Block {
         if(entity.progress >= 1f){
             entity.progress = 0f;
             Item item = Mathf.select(results);
-            entity.items.removeItem(this.item, 1);
+            entity.items.remove(this.item, 1);
             if(item != null){
                 offloading = true;
                 offloadNear(tile, item);
@@ -123,7 +134,7 @@ public class Separator extends Block {
 
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
-        return this.item == item && tile.entity.items.getItem(item) < itemCapacity;
+        return this.item == item && tile.entity.items.get(item) < itemCapacity;
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/Smelter.java b/core/src/io/anuke/mindustry/world/blocks/production/Smelter.java
index 303aded079..5deb96b27b 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/Smelter.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/Smelter.java
@@ -47,7 +47,7 @@ public class Smelter extends Block{
 	@Override
 	public void setBars(){
 		for(ItemStack item : inputs){
-			bars.add(new BlockBar(BarType.inventory, true, tile -> (float)tile.entity.items.getItem(item.item)/itemCapacity));
+			bars.add(new BlockBar(BarType.inventory, true, tile -> (float)tile.entity.items.get(item.item)/itemCapacity));
 		}
 	}
 	
@@ -79,13 +79,13 @@ public class Smelter extends Block{
 	public void update(Tile tile){
 		SmelterEntity entity = tile.entity();
 		
-		if(entity.timer.get(timerDump, 5) && entity.items.hasItem(result)){
+		if(entity.timer.get(timerDump, 5) && entity.items.has(result)){
 			tryDump(tile, result);
 		}
 
 		//add fuel
-		if(entity.items.getItem(fuel) > 0 && entity.burnTime <= 0f){
-			entity.items.removeItem(fuel, 1);
+		if(entity.items.get(fuel) > 0 && entity.burnTime <= 0f){
+			entity.items.remove(fuel, 1);
 			entity.burnTime += burnDuration;
 			Effects.effect(burnEffect, entity.x + Mathf.range(2f), entity.y + Mathf.range(2f));
 		}
@@ -100,12 +100,12 @@ public class Smelter extends Block{
 
 		//make sure it has all the items
 		for(ItemStack item : inputs){
-			if(!entity.items.hasItem(item.item, item.amount)){
+			if(!entity.items.has(item.item, item.amount)){
 				return;
 			}
 		}
 
-		if(entity.items.getItem(result) >= itemCapacity //output full
+		if(entity.items.get(result) >= itemCapacity //output full
 				|| entity.burnTime <= 0 //not burning
 				|| !entity.timer.get(timerCraft, craftTime)){ //not yet time
 			return;
@@ -116,8 +116,8 @@ public class Smelter extends Block{
 		if(useFlux){
 			//remove flux materials if present
 			for(Item item : Item.all()){
-				if(item.fluxiness >= minFlux && tile.entity.items.getItem(item) > 0){
-					tile.entity.items.removeItem(item, 1);
+				if(item.fluxiness >= minFlux && tile.entity.items.get(item) > 0){
+					tile.entity.items.remove(item, 1);
 
 					//chance of not consuming inputs if flux material present
 					consumeInputs = !Mathf.chance(item.fluxiness * baseFluxChance);
@@ -128,7 +128,7 @@ public class Smelter extends Block{
 
 		if(consumeInputs) {
 			for (ItemStack item : inputs) {
-				entity.items.removeItem(item.item, item.amount);
+				entity.items.remove(item.item, item.amount);
 			}
 		}
 		
@@ -138,7 +138,7 @@ public class Smelter extends Block{
 
 	@Override
 	public int getMaximumAccepted(Tile tile, Item item) {
-		return itemCapacity - tile.entity.items.getItem(item);
+		return itemCapacity - tile.entity.items.get(item);
 	}
 
 	@Override
@@ -152,8 +152,8 @@ public class Smelter extends Block{
 			}
 		}
 
-		return (isInput && tile.entity.items.getItem(item) < itemCapacity) || (item == fuel && tile.entity.items.getItem(fuel) < itemCapacity) ||
-				(useFlux && item.fluxiness >= minFlux && tile.entity.items.getItem(item) < itemCapacity);
+		return (isInput && tile.entity.items.get(item) < itemCapacity) || (item == fuel && tile.entity.items.get(fuel) < itemCapacity) ||
+				(useFlux && item.fluxiness >= minFlux && tile.entity.items.get(item) < itemCapacity);
 	}
 
 	@Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/production/SolidPump.java b/core/src/io/anuke/mindustry/world/blocks/production/SolidPump.java
index a15ff7c5ea..6a4cfd6ccc 100644
--- a/core/src/io/anuke/mindustry/world/blocks/production/SolidPump.java
+++ b/core/src/io/anuke/mindustry/world/blocks/production/SolidPump.java
@@ -43,7 +43,7 @@ public class SolidPump extends Pump {
     public void draw(Tile tile) {
         SolidPumpEntity entity = tile.entity();
 
-        Draw.rect(name, tile.drawx(), tile.drawy());
+        Draw.rect(region, tile.drawx(), tile.drawy());
         Draw.color(tile.entity.liquids.liquid.color);
         Draw.alpha(tile.entity.liquids.amount / liquidCapacity);
         Draw.rect(liquidRegion, tile.drawx(), tile.drawy());
diff --git a/core/src/io/anuke/mindustry/world/blocks/storage/CoreBlock.java b/core/src/io/anuke/mindustry/world/blocks/storage/CoreBlock.java
index ea0189c6ef..6a64afcb31 100644
--- a/core/src/io/anuke/mindustry/world/blocks/storage/CoreBlock.java
+++ b/core/src/io/anuke/mindustry/world/blocks/storage/CoreBlock.java
@@ -133,7 +133,7 @@ public class CoreBlock extends StorageBlock {
     @Override
     public int acceptStack(Item item, int amount, Tile tile, Unit source){
         if(acceptItem(item, tile, tile) && hasItems && source.getTeam() == tile.getTeam()){
-            return Math.min(itemCapacity - tile.entity.items.getItem(item), amount);
+            return Math.min(itemCapacity - tile.entity.items.get(item), amount);
         }else{
             return 0;
         }
diff --git a/core/src/io/anuke/mindustry/world/blocks/storage/SortedUnloader.java b/core/src/io/anuke/mindustry/world/blocks/storage/SortedUnloader.java
index 7d65048455..de4c79d10c 100644
--- a/core/src/io/anuke/mindustry/world/blocks/storage/SortedUnloader.java
+++ b/core/src/io/anuke/mindustry/world/blocks/storage/SortedUnloader.java
@@ -30,16 +30,16 @@ public class SortedUnloader extends Unloader implements SelectionTrait{
     public void update(Tile tile){
         SortedUnloaderEntity entity = tile.entity();
 
-        if(entity.items.totalItems() == 0 && entity.timer.get(timerUnload, speed)){
+        if(entity.items.total() == 0 && entity.timer.get(timerUnload, speed)){
             tile.allNearby(other -> {
-                if(other.block() instanceof StorageBlock && entity.items.totalItems() == 0 &&
+                if(other.block() instanceof StorageBlock && entity.items.total() == 0 &&
                         ((StorageBlock)other.block()).hasItem(other, entity.sortItem)){
                     offloadNear(tile, ((StorageBlock)other.block()).removeItem(other, entity.sortItem));
                 }
             });
         }
 
-        if(entity.items.totalItems() > 0){
+        if(entity.items.total() > 0){
             tryDump(tile);
         }
     }
diff --git a/core/src/io/anuke/mindustry/world/blocks/storage/Unloader.java b/core/src/io/anuke/mindustry/world/blocks/storage/Unloader.java
index 71d801153e..aa59e769c7 100644
--- a/core/src/io/anuke/mindustry/world/blocks/storage/Unloader.java
+++ b/core/src/io/anuke/mindustry/world/blocks/storage/Unloader.java
@@ -20,16 +20,16 @@ public class Unloader extends Block {
 
     @Override
     public void update(Tile tile){
-        if(tile.entity.items.totalItems() == 0 && tile.entity.timer.get(timerUnload, speed)){
+        if(tile.entity.items.total() == 0 && tile.entity.timer.get(timerUnload, speed)){
             tile.allNearby(other -> {
-                if(other.block() instanceof StorageBlock && tile.entity.items.totalItems() == 0 &&
+                if(other.block() instanceof StorageBlock && tile.entity.items.total() == 0 &&
                         ((StorageBlock)other.block()).hasItem(other, null)){
                     offloadNear(tile, ((StorageBlock)other.block()).removeItem(other, null));
                 }
             });
         }
 
-        if(tile.entity.items.totalItems() > 0){
+        if(tile.entity.items.total() > 0){
             tryDump(tile);
         }
     }
diff --git a/core/src/io/anuke/mindustry/world/blocks/storage/Vault.java b/core/src/io/anuke/mindustry/world/blocks/storage/Vault.java
index 314f22b0fc..54a9bffd28 100644
--- a/core/src/io/anuke/mindustry/world/blocks/storage/Vault.java
+++ b/core/src/io/anuke/mindustry/world/blocks/storage/Vault.java
@@ -18,7 +18,7 @@ public class Vault extends StorageBlock {
         int iterations = Math.max(1, (int) (Timers.delta() + 0.4f));
 
         for(int i = 0; i < iterations; i ++) {
-            if (tile.entity.items.totalItems() > 0) {
+            if (tile.entity.items.total() > 0) {
                 tryDump(tile);
             }
         }
@@ -31,7 +31,7 @@ public class Vault extends StorageBlock {
 
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
-        return tile.entity.items.totalItems() < itemCapacity;
+        return tile.entity.items.total() < itemCapacity;
     }
 
     @Override
@@ -39,7 +39,7 @@ public class Vault extends StorageBlock {
         to = to.target();
         if (!(to.block() instanceof StorageBlock)) return false;
 
-        return !(to.block() instanceof Vault) || (float) to.entity.items.totalItems() / to.block().itemCapacity < (float) tile.entity.items.totalItems() / itemCapacity;
+        return !(to.block() instanceof Vault) || (float) to.entity.items.total() / to.block().itemCapacity < (float) tile.entity.items.total() / itemCapacity;
 
     }
 }
diff --git a/core/src/io/anuke/mindustry/world/blocks/units/DropPoint.java b/core/src/io/anuke/mindustry/world/blocks/units/DropPoint.java
index 1834531712..b6a294465e 100644
--- a/core/src/io/anuke/mindustry/world/blocks/units/DropPoint.java
+++ b/core/src/io/anuke/mindustry/world/blocks/units/DropPoint.java
@@ -21,7 +21,7 @@ public class DropPoint extends Block {
 
     @Override
     public void update(Tile tile) {
-        if (tile.entity.items.totalItems() > 0) {
+        if (tile.entity.items.total() > 0) {
             tryDump(tile);
         }
     }
diff --git a/core/src/io/anuke/mindustry/world/blocks/units/Reconstructor.java b/core/src/io/anuke/mindustry/world/blocks/units/Reconstructor.java
index 3722567476..d893038086 100644
--- a/core/src/io/anuke/mindustry/world/blocks/units/Reconstructor.java
+++ b/core/src/io/anuke/mindustry/world/blocks/units/Reconstructor.java
@@ -112,7 +112,7 @@ public class Reconstructor extends Block{
         ReconstructorEntity entity = tile.entity();
 
         if(entity.solid){
-            Draw.rect(name, tile.drawx(), tile.drawy());
+            Draw.rect(region, tile.drawx(), tile.drawy());
         }else{
             Draw.rect(openRegion, tile.drawx(), tile.drawy());
         }
diff --git a/core/src/io/anuke/mindustry/world/blocks/units/ResupplyPoint.java b/core/src/io/anuke/mindustry/world/blocks/units/ResupplyPoint.java
index 7c2e6177a7..af0078b72c 100644
--- a/core/src/io/anuke/mindustry/world/blocks/units/ResupplyPoint.java
+++ b/core/src/io/anuke/mindustry/world/blocks/units/ResupplyPoint.java
@@ -118,7 +118,7 @@ public class ResupplyPoint extends Block{
 
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
-        return tile.entity.items.totalItems() < itemCapacity;
+        return tile.entity.items.total() < itemCapacity;
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/world/blocks/units/UnitFactory.java b/core/src/io/anuke/mindustry/world/blocks/units/UnitFactory.java
index d4fc03f531..c7777c4775 100644
--- a/core/src/io/anuke/mindustry/world/blocks/units/UnitFactory.java
+++ b/core/src/io/anuke/mindustry/world/blocks/units/UnitFactory.java
@@ -19,7 +19,7 @@ import io.anuke.mindustry.type.ItemStack;
 import io.anuke.mindustry.world.BarType;
 import io.anuke.mindustry.world.Block;
 import io.anuke.mindustry.world.Tile;
-import io.anuke.mindustry.world.blocks.modules.InventoryModule;
+import io.anuke.mindustry.world.modules.InventoryModule;
 import io.anuke.mindustry.world.meta.BlockBar;
 import io.anuke.mindustry.world.meta.BlockStat;
 import io.anuke.mindustry.world.meta.StatUnit;
@@ -154,7 +154,7 @@ public class UnitFactory extends Block {
             entity.openCountdown = openDuration;
 
             for(ItemStack stack : requirements){
-                entity.items.removeItem(stack.item, stack.amount);
+                entity.items.remove(stack.item, stack.amount);
             }
         }
     }
@@ -162,7 +162,7 @@ public class UnitFactory extends Block {
     @Override
     public boolean acceptItem(Item item, Tile tile, Tile source) {
         for(ItemStack stack : requirements){
-            if(item == stack.item && tile.entity.items.getItem(item) <= stack.amount*2){
+            if(item == stack.item && tile.entity.items.get(item) <= stack.amount*2){
                 return true;
             }
         }
@@ -176,7 +176,7 @@ public class UnitFactory extends Block {
 
     protected boolean hasRequirements(InventoryModule inv, float fraction){
         for(ItemStack stack : requirements){
-            if(!inv.hasItem(stack.item, (int)(fraction * stack.amount))){
+            if(!inv.has(stack.item, (int)(fraction * stack.amount))){
                 return false;
             }
         }
diff --git a/core/src/io/anuke/mindustry/world/consumers/Consume.java b/core/src/io/anuke/mindustry/world/consumers/Consume.java
new file mode 100644
index 0000000000..977435abae
--- /dev/null
+++ b/core/src/io/anuke/mindustry/world/consumers/Consume.java
@@ -0,0 +1,8 @@
+package io.anuke.mindustry.world.consumers;
+
+import io.anuke.mindustry.entities.TileEntity;
+
+public interface Consume {
+    void update(TileEntity entity);
+    boolean valid();
+}
diff --git a/core/src/io/anuke/mindustry/world/modules/InventoryModule.java b/core/src/io/anuke/mindustry/world/modules/InventoryModule.java
new file mode 100644
index 0000000000..cc937769cd
--- /dev/null
+++ b/core/src/io/anuke/mindustry/world/modules/InventoryModule.java
@@ -0,0 +1,145 @@
+package io.anuke.mindustry.world.modules;
+
+import io.anuke.mindustry.type.Item;
+import io.anuke.mindustry.type.ItemStack;
+import io.anuke.mindustry.world.blocks.BlockModule;
+
+import java.io.DataInput;
+import java.io.DataOutput;
+import java.io.IOException;
+import java.util.Arrays;
+
+public class InventoryModule extends BlockModule{
+    private int[] items = new int[Item.all().size];
+    private int total;
+
+    public void forEach(ItemConsumer cons){
+        for (int i = 0; i < items.length; i++) {
+            if(items[i] > 0){
+                cons.accept(Item.getByID(i), items[i]);
+            }
+        }
+    }
+
+    public float sum(ItemCalculator calc){
+        float sum = 0f;
+        for (int i = 0; i < items.length; i++) {
+            if(items[i] > 0){
+                sum += calc.get(Item.getByID(i), items[i]);
+            }
+        }
+        return sum;
+    }
+
+    public boolean has(Item item){
+        return get(item) > 0;
+    }
+
+    public boolean has(Item item, int amount){
+        return get(item) >= amount;
+    }
+
+    public boolean has(ItemStack[] stacks){
+        for(ItemStack stack : stacks){
+            if(!has(stack.item, stack.amount)) return false;
+        }
+        return true;
+    }
+
+    public boolean has(ItemStack[] stacks, float amountScaling){
+        for(ItemStack stack : stacks){
+            if(!has(stack.item, (int)(stack.amount * amountScaling))) return false;
+        }
+        return true;
+    }
+
+    /**Returns true if this entity has at least one of each item in each stack.*/
+    public boolean hasOne(ItemStack[] stacks){
+        for(ItemStack stack : stacks){
+            if(!has(stack.item, 1)) return false;
+        }
+        return true;
+    }
+
+    //TODO optimize!
+    public int total(){
+        return total;
+    }
+
+    public Item take(){
+        for(int i = 0; i < items.length; i ++){
+            if(items[i] > 0){
+                items[i] --;
+                total --;
+                return Item.getByID(i);
+            }
+        }
+        return null;
+    }
+
+    public int get(Item item){
+        return items[item.id];
+    }
+
+    public void set(Item item, int amount){
+        total += (amount - items[item.id]);
+        items[item.id] = amount;
+    }
+
+    public void add(Item item, int amount){
+        items[item.id] += amount;
+        total += amount;
+    }
+
+    public void remove(Item item, int amount){
+        items[item.id] -= amount;
+        total -= amount;
+    }
+
+    public void remove(ItemStack stack){
+        remove(stack.item, stack.amount);
+    }
+
+    public void clear(){
+        Arrays.fill(items, 0);
+        total = 0;
+    }
+
+    @Override
+    public void write(DataOutput stream) throws IOException {
+        byte amount = 0;
+        for (int item : items) {
+            if (item > 0) amount++;
+        }
+
+        stream.writeByte(amount); //amount of items
+
+        for(int i = 0; i < items.length; i ++){
+            if(items[i] > 0){
+                stream.writeByte(i); //item ID
+                stream.writeInt(items[i]); //item amount
+            }
+        }
+    }
+
+    @Override
+    public void read(DataInput stream) throws IOException {
+        byte count = stream.readByte();
+        total = 0;
+
+        for(int j = 0; j < count; j ++){
+            int itemid = stream.readByte();
+            int itemamount = stream.readInt();
+            items[itemid] = itemamount;
+            total += itemamount;
+        }
+    }
+
+    public interface ItemConsumer{
+        void accept(Item item, float amount);
+    }
+
+    public interface ItemCalculator{
+        float get(Item item, int amount);
+    }
+}
diff --git a/core/src/io/anuke/mindustry/world/modules/LiquidModule.java b/core/src/io/anuke/mindustry/world/modules/LiquidModule.java
new file mode 100644
index 0000000000..57808eee6d
--- /dev/null
+++ b/core/src/io/anuke/mindustry/world/modules/LiquidModule.java
@@ -0,0 +1,95 @@
+package io.anuke.mindustry.world.modules;
+
+import io.anuke.mindustry.type.Liquid;
+import io.anuke.mindustry.world.blocks.BlockModule;
+
+import java.io.DataInput;
+import java.io.DataOutput;
+import java.io.IOException;
+
+public class LiquidModule extends BlockModule {
+    private float[] liquids = new float[Liquid.all().size];
+    private float total;
+    private Liquid current = Liquid.getByID(0);
+
+    /**Returns total amount of liquids.*/
+    public float total(){
+        return total;
+    }
+
+    /**Last recieved or loaded liquid. Only valid for liquid modules with 1 type of liquid.*/
+    public Liquid current(){
+        return current;
+    }
+
+    public float get(Liquid liquid){
+        return liquids[liquid.id];
+    }
+
+    public void add(Liquid liquid, float amount){
+        liquids[liquid.id] += amount;
+        total += amount;
+    }
+
+    public void remove(Liquid liquid, float amount){
+        add(liquid, -amount);
+    }
+
+    public void forEach(LiquidConsumer cons){
+        for (int i = 0; i < liquids.length; i++) {
+            if(liquids[i] > 0){
+                cons.accept(Liquid.getByID(i), liquids[i]);
+            }
+        }
+    }
+
+    public float sum(LiquidCalculator calc){
+        float sum = 0f;
+        for (int i = 0; i < liquids.length; i++) {
+            if(liquids[i] > 0){
+                sum += calc.get(Liquid.getByID(i), liquids[i]);
+            }
+        }
+        return sum;
+    }
+
+    @Override
+    public void write(DataOutput stream) throws IOException {
+        byte amount = 0;
+        for (float liquid : liquids) {
+            if (liquid > 0) amount++;
+        }
+
+        stream.writeByte(amount); //amount of liquids
+
+        for(int i = 0; i < liquids.length; i ++){
+            if(liquids[i] > 0){
+                stream.writeByte(i); //liquid ID
+                stream.writeFloat(liquids[i]); //item amount
+            }
+        }
+    }
+
+    @Override
+    public void read(DataInput stream) throws IOException {
+        byte count = stream.readByte();
+
+        for(int j = 0; j < count; j ++){
+            int liquidid = stream.readByte();
+            float amount = stream.readFloat();
+            liquids[liquidid] = amount;
+            if(amount > 0){
+                current = Liquid.getByID(liquidid);
+            }
+            this.total += amount;
+        }
+    }
+
+    public interface LiquidConsumer{
+        void accept(Liquid liquid, float amount);
+    }
+
+    public interface LiquidCalculator{
+        float get(Liquid liquid, float amount);
+    }
+}
diff --git a/core/src/io/anuke/mindustry/world/blocks/modules/PowerModule.java b/core/src/io/anuke/mindustry/world/modules/PowerModule.java
similarity index 94%
rename from core/src/io/anuke/mindustry/world/blocks/modules/PowerModule.java
rename to core/src/io/anuke/mindustry/world/modules/PowerModule.java
index 91c38f521f..f46f9ca817 100644
--- a/core/src/io/anuke/mindustry/world/blocks/modules/PowerModule.java
+++ b/core/src/io/anuke/mindustry/world/modules/PowerModule.java
@@ -1,4 +1,4 @@
-package io.anuke.mindustry.world.blocks.modules;
+package io.anuke.mindustry.world.modules;
 
 import io.anuke.mindustry.world.blocks.BlockModule;
 
diff --git a/packer/build.gradle b/packer/build.gradle
index 64b054f422..06ce5fd606 100644
--- a/packer/build.gradle
+++ b/packer/build.gradle
@@ -43,3 +43,12 @@ task generateSprites(dependsOn: classes, type: JavaExec) {
     standardInput = System.in
     workingDir = textureFolder
 }
+
+task fixBundles(dependsOn: classes, type: JavaExec) {
+    file(textureFolder).mkdirs()
+
+    main = "io.anuke.mindustry.BundleLauncher"
+    classpath = sourceSets.main.runtimeClasspath
+    standardInput = System.in
+    workingDir = "../core/assets/bundles/"
+}
diff --git a/packer/src/io/anuke/mindustry/BundleLauncher.java b/packer/src/io/anuke/mindustry/BundleLauncher.java
new file mode 100644
index 0000000000..f26ea64ad0
--- /dev/null
+++ b/packer/src/io/anuke/mindustry/BundleLauncher.java
@@ -0,0 +1,17 @@
+package io.anuke.mindustry;
+
+import io.anuke.ucore.util.Log;
+
+import java.io.File;
+import java.nio.file.Paths;
+
+public class BundleLauncher {
+
+    public static void main(String[] args){
+        File file = new File("bundle.properties");
+        Paths.get("").forEach(child -> {
+            Log.info("Directory: {0}", child);
+        });
+    }
+
+}