diff --git a/core/src/io/anuke/mindustry/entities/effect/Fire.java b/core/src/io/anuke/mindustry/entities/effect/Fire.java
index 9689824893..e4b1731661 100644
--- a/core/src/io/anuke/mindustry/entities/effect/Fire.java
+++ b/core/src/io/anuke/mindustry/entities/effect/Fire.java
@@ -23,6 +23,7 @@ import io.anuke.mindustry.entities.traits.SyncTrait;
 import io.anuke.mindustry.gen.Call;
 import io.anuke.mindustry.net.Net;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.Pos;
 import io.anuke.mindustry.world.Tile;
 
 import java.io.DataInput;
@@ -64,10 +65,10 @@ public class Fire extends TimedEntity implements SaveTrait, SyncTrait, Poolable{
     }
 
     public static boolean has(int x, int y){
-        if(!Structs.inBounds(x, y, world.width(), world.height()) || !map.containsKey(x + y * world.width())){
+        if(!Structs.inBounds(x, y, world.width(), world.height()) || !map.containsKey(Pos.get(x, y))){
             return false;
         }
-        Fire fire = map.get(x + y * world.width());
+        Fire fire = map.get(Pos.get(x, y));
         return fire.isAdded() && fire.fin() < 1f && fire.tile != null && fire.tile.x == x && fire.tile.y == y;
     }
 
diff --git a/core/src/io/anuke/mindustry/game/DefaultWaves.java b/core/src/io/anuke/mindustry/game/DefaultWaves.java
index fac7fdd001..e9a0a33de6 100644
--- a/core/src/io/anuke/mindustry/game/DefaultWaves.java
+++ b/core/src/io/anuke/mindustry/game/DefaultWaves.java
@@ -14,12 +14,13 @@ public class DefaultWaves{
             spawns = Array.with(
             new SpawnGroup(UnitTypes.dagger){{
                 end = 8;
-                unitScaling = 3;
+                unitScaling = 2;
             }},
 
             new SpawnGroup(UnitTypes.wraith){{
                 begin = 12;
                 end = 14;
+                unitScaling = 2;
             }},
 
             new SpawnGroup(UnitTypes.dagger){{
@@ -48,7 +49,7 @@ public class DefaultWaves{
             new SpawnGroup(UnitTypes.titan){{
                 begin = 28;
                 spacing = 3;
-                unitScaling = 2;
+                unitScaling = 1;
                 end = 40;
             }},
 
@@ -138,7 +139,7 @@ public class DefaultWaves{
 
             new SpawnGroup(UnitTypes.revenant){{
                 begin = 50;
-                unitAmount = 4;
+                unitAmount = 2;
                 unitScaling = 3;
                 spacing = 5;
                 max = 8;
diff --git a/core/src/io/anuke/mindustry/world/blocks/defense/turrets/LiquidTurret.java b/core/src/io/anuke/mindustry/world/blocks/defense/turrets/LiquidTurret.java
index 4d925f9856..ee321ac2ed 100644
--- a/core/src/io/anuke/mindustry/world/blocks/defense/turrets/LiquidTurret.java
+++ b/core/src/io/anuke/mindustry/world/blocks/defense/turrets/LiquidTurret.java
@@ -2,7 +2,6 @@ package io.anuke.mindustry.world.blocks.defense.turrets;
 
 import io.anuke.arc.collection.ObjectMap;
 import io.anuke.mindustry.entities.Effects;
-import io.anuke.mindustry.Vars;
 import io.anuke.mindustry.entities.bullet.BulletType;
 import io.anuke.mindustry.entities.effect.Fire;
 import io.anuke.mindustry.type.Item;
@@ -11,10 +10,6 @@ import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.meta.BlockStat;
 import io.anuke.mindustry.world.meta.values.LiquidFilterValue;
 
-import java.io.DataInput;
-import java.io.DataOutput;
-import java.io.IOException;
-
 import static io.anuke.mindustry.Vars.tilesize;
 import static io.anuke.mindustry.Vars.world;
 
@@ -112,41 +107,4 @@ public abstract class LiquidTurret extends Turret{
                 && (tile.entity.liquids.current() == liquid || (ammo.containsKey(tile.entity.liquids.current()) && tile.entity.liquids.get(tile.entity.liquids.current()) <= ammo.get(tile.entity.liquids.current()).ammoMultiplier + 0.001f));
     }
 
-    public class LiquidTurretEntity extends TurretEntity{
-        @Override
-        public void write(DataOutput stream) throws IOException{
-            stream.writeByte(ammo.size);
-            for(AmmoEntry entry : ammo){
-                LiquidEntry i = (LiquidEntry)entry;
-                stream.writeByte(i.liquid.id);
-                stream.writeShort(i.amount);
-            }
-        }
-
-        @Override
-        public void read(DataInput stream) throws IOException{
-            byte amount = stream.readByte();
-            for(int i = 0; i < amount; i++){
-                Liquid liquid = Vars.content.liquid(stream.readByte());
-                short a = stream.readShort();
-                totalAmmo += a;
-                ammo.add(new LiquidEntry(liquid, a));
-            }
-        }
-    }
-
-    class LiquidEntry extends AmmoEntry{
-        protected Liquid liquid;
-
-        LiquidEntry(Liquid liquid, int amount){
-            this.liquid = liquid;
-            this.amount = amount;
-        }
-
-        @Override
-        public BulletType type(){
-            return ammo.get(liquid);
-        }
-    }
-
 }
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 69b6d20d7d..6faba6c9cc 100644
--- a/core/src/io/anuke/mindustry/world/blocks/distribution/Conveyor.java
+++ b/core/src/io/anuke/mindustry/world/blocks/distribution/Conveyor.java
@@ -156,7 +156,7 @@ public class Conveyor extends Block{
 
         entity.noSleep();
 
-        float speed = this.speed * tilesize / 2.3f;
+        float speed = this.speed * tilesize / 2.4f;
         float centerSpeed = 0.1f;
         float centerDstScl = 3f;
         float tx = Geometry.d4[tile.getRotation()].x, ty = Geometry.d4[tile.getRotation()].y;