diff --git a/core/src/io/anuke/mindustry/game/Schematics.java b/core/src/io/anuke/mindustry/game/Schematics.java
index 4504f988b2..f55432e800 100644
--- a/core/src/io/anuke/mindustry/game/Schematics.java
+++ b/core/src/io/anuke/mindustry/game/Schematics.java
@@ -212,7 +212,8 @@ public class Schematics implements Loadable{
 
     /** Creates an array of build requests from a schematic's data, centered on the provided x+y coordinates. */
     public Array<BuildRequest> toRequests(Schematic schem, int x, int y){
-        return schem.tiles.map(t -> new BuildRequest(t.x + x - schem.width/2, t.y + y - schem.height/2, t.rotation, t.block).original(t.x, t.y, schem.width, schem.height).configure(t.config)).removeAll(s -> !s.block.isVisible() || !s.block.unlocked());
+        return schem.tiles.map(t -> new BuildRequest(t.x + x - schem.width/2, t.y + y - schem.height/2, t.rotation, t.block).original(t.x, t.y, schem.width, schem.height).configure(t.config))
+            .removeAll(s -> !s.block.isVisible() || (!s.block.unlocked() && world.isZone()));
     }
 
     /** Adds a schematic to the list, also copying it into the files.*/
diff --git a/core/src/io/anuke/mindustry/io/LegacyMapIO.java b/core/src/io/anuke/mindustry/io/LegacyMapIO.java
index 31ebe0403d..4d62f6b63d 100644
--- a/core/src/io/anuke/mindustry/io/LegacyMapIO.java
+++ b/core/src/io/anuke/mindustry/io/LegacyMapIO.java
@@ -1,25 +1,21 @@
 package io.anuke.mindustry.io;
 
 import io.anuke.arc.collection.*;
-import io.anuke.arc.files.FileHandle;
-import io.anuke.arc.graphics.Color;
-import io.anuke.arc.graphics.Pixmap;
-import io.anuke.arc.util.Pack;
-import io.anuke.arc.util.Structs;
-import io.anuke.arc.util.serialization.Json;
-import io.anuke.mindustry.content.Blocks;
-import io.anuke.mindustry.game.SpawnGroup;
-import io.anuke.mindustry.game.Team;
-import io.anuke.mindustry.io.MapIO.TileProvider;
-import io.anuke.mindustry.maps.Map;
-import io.anuke.mindustry.type.ContentType;
+import io.anuke.arc.files.*;
+import io.anuke.arc.graphics.*;
+import io.anuke.arc.util.*;
+import io.anuke.arc.util.serialization.*;
+import io.anuke.mindustry.content.*;
+import io.anuke.mindustry.game.*;
+import io.anuke.mindustry.io.MapIO.*;
+import io.anuke.mindustry.maps.*;
+import io.anuke.mindustry.type.*;
 import io.anuke.mindustry.world.*;
-import io.anuke.mindustry.world.LegacyColorMapper.LegacyBlock;
-import io.anuke.mindustry.world.blocks.BlockPart;
-import io.anuke.mindustry.world.blocks.Floor;
+import io.anuke.mindustry.world.LegacyColorMapper.*;
+import io.anuke.mindustry.world.blocks.*;
 
 import java.io.*;
-import java.util.zip.InflaterInputStream;
+import java.util.zip.*;
 
 import static io.anuke.mindustry.Vars.*;
 
@@ -208,20 +204,6 @@ public class LegacyMapIO{
 
                 //place core
                 if(color == Color.rgba8888(Color.green)){
-                    for(int dx = 0; dx < 3; dx++){
-                        for(int dy = 0; dy < 3; dy++){
-                            int worldx = dx - 1 + x;
-                            int worldy = dy - 1 + y;
-
-                            //multiblock parts
-                            if(Structs.inBounds(worldx, worldy, pixmap.getWidth(), pixmap.getHeight())){
-                                Tile write = tiles[worldx][worldy];
-                                write.setBlock(BlockPart.get(dx - 1, dy - 1));
-                                write.setTeam(Team.sharded);
-                            }
-                        }
-                    }
-
                     //actual core parts
                     tile.setBlock(Blocks.coreShard);
                     tile.setTeam(Team.sharded);
diff --git a/core/src/io/anuke/mindustry/ui/dialogs/DeployDialog.java b/core/src/io/anuke/mindustry/ui/dialogs/DeployDialog.java
index c92097077a..4a8c1b54cd 100644
--- a/core/src/io/anuke/mindustry/ui/dialogs/DeployDialog.java
+++ b/core/src/io/anuke/mindustry/ui/dialogs/DeployDialog.java
@@ -17,6 +17,7 @@ import io.anuke.arc.scene.utils.*;
 import io.anuke.arc.util.*;
 import io.anuke.mindustry.content.*;
 import io.anuke.mindustry.core.GameState.*;
+import io.anuke.mindustry.game.EventType.*;
 import io.anuke.mindustry.game.Saves.*;
 import io.anuke.mindustry.gen.*;
 import io.anuke.mindustry.graphics.*;
@@ -38,14 +39,8 @@ public class DeployDialog extends FloatingDialog{
     public DeployDialog(){
         super("", Styles.fullDialog);
 
-        ZoneNode root = new ZoneNode(Zones.groundZero, null);
-
-        BranchTreeLayout layout = new BranchTreeLayout();
-        layout.gapBetweenLevels = layout.gapBetweenNodes = Scl.scl(60f);
-        layout.gapBetweenNodes = Scl.scl(120f);
-        layout.layout(root);
-        bounds.set(layout.getBounds());
-        bounds.y += nodeSize*0.4f;
+        treeLayout();
+        Events.on(ContentReloadEvent.class, e -> treeLayout());
 
         addCloseButton();
         buttons.addImageTextButton("$techtree", Icon.tree, () -> ui.tech.show()).size(230f, 64f);
@@ -98,6 +93,18 @@ public class DeployDialog extends FloatingDialog{
 
     }
 
+    void treeLayout(){
+        nodes.clear();
+        ZoneNode root = new ZoneNode(Zones.groundZero, null);
+
+        BranchTreeLayout layout = new BranchTreeLayout();
+        layout.gapBetweenLevels = layout.gapBetweenNodes = Scl.scl(60f);
+        layout.gapBetweenNodes = Scl.scl(120f);
+        layout.layout(root);
+        bounds.set(layout.getBounds());
+        bounds.y += nodeSize*0.4f;
+    }
+
     public void setup(){
         platform.updateRPC();