diff --git a/core/assets-raw/sprites/blocks/distribution/payload-router-icon.png b/core/assets-raw/sprites/blocks/distribution/payload-router-icon.png
index e83d1b521a..9d40f86518 100644
Binary files a/core/assets-raw/sprites/blocks/distribution/payload-router-icon.png and b/core/assets-raw/sprites/blocks/distribution/payload-router-icon.png differ
diff --git a/core/assets-raw/sprites/blocks/power/thorium-reactor-center.png b/core/assets-raw/sprites/blocks/power/thorium-reactor-top.png
similarity index 100%
rename from core/assets-raw/sprites/blocks/power/thorium-reactor-center.png
rename to core/assets-raw/sprites/blocks/power/thorium-reactor-top.png
diff --git a/core/assets/sprites/block_colors.png b/core/assets/sprites/block_colors.png
index bc6c7d05b5..ab5acb7eef 100644
Binary files a/core/assets/sprites/block_colors.png and b/core/assets/sprites/block_colors.png differ
diff --git a/core/assets/sprites/sprites.atlas b/core/assets/sprites/sprites.atlas
index f6eb6fe60b..1d74c85805 100644
--- a/core/assets/sprites/sprites.atlas
+++ b/core/assets/sprites/sprites.atlas
@@ -1516,14 +1516,14 @@ thorium-reactor
   orig: 96, 96
   offset: 0, 0
   index: -1
-thorium-reactor-center
+thorium-reactor-lights
   rotate: false
   xy: 1901, 1301
   size: 96, 96
   orig: 96, 96
   offset: 0, 0
   index: -1
-thorium-reactor-lights
+thorium-reactor-top
   rotate: false
   xy: 900, 1203
   size: 96, 96
diff --git a/core/assets/sprites/sprites.png b/core/assets/sprites/sprites.png
index 3037ff3098..1c082ec126 100644
Binary files a/core/assets/sprites/sprites.png and b/core/assets/sprites/sprites.png differ
diff --git a/core/assets/sprites/sprites2.png b/core/assets/sprites/sprites2.png
index a278097a29..a0722a5194 100644
Binary files a/core/assets/sprites/sprites2.png and b/core/assets/sprites/sprites2.png differ
diff --git a/core/assets/sprites/sprites4.png b/core/assets/sprites/sprites4.png
index 35a96cd79e..4155fc847d 100644
Binary files a/core/assets/sprites/sprites4.png and b/core/assets/sprites/sprites4.png differ
diff --git a/core/assets/sprites/sprites5.png b/core/assets/sprites/sprites5.png
index 72d8f55eb1..da7426dfc2 100644
Binary files a/core/assets/sprites/sprites5.png and b/core/assets/sprites/sprites5.png differ
diff --git a/core/src/mindustry/game/Schematics.java b/core/src/mindustry/game/Schematics.java
index 7c1374dad0..0ecb7ab20e 100644
--- a/core/src/mindustry/game/Schematics.java
+++ b/core/src/mindustry/game/Schematics.java
@@ -393,6 +393,22 @@ public class Schematics implements Loadable{
         });
     }
 
+    public static void place(Schematic schem, int x, int y, Team team){
+        int ox = x - schem.width/2, oy = y - schem.height/2;
+        schem.tiles.each(st -> {
+            Tile tile = world.tile(st.x + ox, st.y + oy);
+            if(tile == null) return;
+
+            tile.setBlock(st.block, team, 0);
+            tile.rotation(st.rotation);
+
+            Object config = st.config;
+            if(tile.entity != null){
+                tile.entity.configureAny(config);
+            }
+        });
+    }
+
     //region IO methods
 
     /** Loads a schematic from base64. May throw an exception. */
diff --git a/core/src/mindustry/io/SaveFileReader.java b/core/src/mindustry/io/SaveFileReader.java
index 9478d54bd9..16938dc869 100644
--- a/core/src/mindustry/io/SaveFileReader.java
+++ b/core/src/mindustry/io/SaveFileReader.java
@@ -88,8 +88,8 @@ public abstract class SaveFileReader{
     }
 
     /** Reads a chunk of some length. Use the runner for reading to catch more descriptive errors. */
-    public int readChunk(DataInput input, boolean isByte, IORunner<DataInput> runner) throws IOException{
-        int length = isByte ? input.readUnsignedShort() : input.readInt();
+    public int readChunk(DataInput input, boolean isShort, IORunner<DataInput> runner) throws IOException{
+        int length = isShort ? input.readUnsignedShort() : input.readInt();
         runner.accept(input);
         return length;
     }
diff --git a/core/src/mindustry/io/SaveVersion.java b/core/src/mindustry/io/SaveVersion.java
index 05c5425df1..4f81cd903c 100644
--- a/core/src/mindustry/io/SaveVersion.java
+++ b/core/src/mindustry/io/SaveVersion.java
@@ -152,6 +152,9 @@ public abstract class SaveVersion extends SaveFileReader{
             Tile tile = world.rawTile(i % world.width(), i / world.width());
             stream.writeShort(tile.blockID());
 
+            //make note of whether there was an entity here
+            stream.writeBoolean(tile.entity != null);
+
             //only write the entity for multiblocks once - in the center
             if(tile.entity != null){
                 if(tile.isCenter()){
@@ -218,8 +221,9 @@ public abstract class SaveVersion extends SaveFileReader{
                 Tile tile = context.tile(i);
                 if(block == null) block = Blocks.air;
                 boolean isCenter = true;
+                boolean hadEntity = stream.readBoolean();
 
-                if(block.hasEntity()){
+                if(hadEntity){
                     isCenter = stream.readBoolean();
                 }
 
@@ -228,15 +232,20 @@ public abstract class SaveVersion extends SaveFileReader{
                     tile.setBlock(block);
                 }
 
-                if(block.hasEntity()){
+                if(hadEntity){
                     if(isCenter){ //only read entity for center blocks
-                        try{
-                            readChunk(stream, true, in -> {
-                                byte revision = in.readByte();
-                                tile.entity.readAll(Reads.get(in), revision);
-                            });
-                        }catch(Throwable e){
-                            throw new IOException("Failed to read tile entity of block: " + block, e);
+                        if(block.hasEntity()){
+                            try{
+                                readChunk(stream, true, in -> {
+                                    byte revision = in.readByte();
+                                    tile.entity.readAll(Reads.get(in), revision);
+                                });
+                            }catch(Throwable e){
+                                throw new IOException("Failed to read tile entity of block: " + block, e);
+                            }
+                        }else{
+                            //skip the entity region, as the entity and its IO code are now gone
+                            skipRegion(stream, true);
                         }
                     }
                 }else{
diff --git a/core/src/mindustry/maps/generators/BaseGenerator.java b/core/src/mindustry/maps/generators/BaseGenerator.java
index bc03f9d50e..da56c3117d 100644
--- a/core/src/mindustry/maps/generators/BaseGenerator.java
+++ b/core/src/mindustry/maps/generators/BaseGenerator.java
@@ -1,13 +1,78 @@
 package mindustry.maps.generators;
 
+import arc.*;
+import arc.math.*;
 import arc.struct.*;
+import arc.util.*;
+import mindustry.*;
+import mindustry.content.*;
 import mindustry.game.*;
 import mindustry.type.*;
 import mindustry.world.*;
+import mindustry.world.blocks.defense.turrets.*;
+import mindustry.world.blocks.defense.turrets.ItemTurret.*;
+import mindustry.world.blocks.environment.*;
+
+import java.io.*;
 
 public class BaseGenerator{
+    static Array<Schematic> schematics = new Array<>();
 
     public void generate(Tiles tiles, Array<Tile> cores, Tile spawn, Team team, Sector sector){
+        for(Tile tile : cores){
+            tile.clearOverlay();
+            tile.setBlock(Blocks.coreShard, team);
+        }
+
+        //TODO remove this, it's just a test
+        if(!Core.files.external("SCHEMATICOUTPUT").exists()){
+            Log.err("no schematics");
+            return;
+        }
+
+        if(schematics.isEmpty()){
+            schematics.addAll(Array.with(Core.files.external("SCHEMATICOUTPUT").list()).map(s -> {
+                try{
+                    return Schematics.read(s);
+                }catch(IOException e){
+                    throw new RuntimeException();
+                }
+            }));
+        }
+
+        Vars.state.rules.enemyCheat = true;
+
+        int range = 180;
+        int attempts = 3000;
+        int cx = cores.first().x, cy = cores.first().y;
+
+        outer:
+        for(int i = 0; i < attempts; i++){
+            Tmp.v1.rnd(Mathf.random(range));
+            int x = (int)(cx + Tmp.v1.x), y = (int)(cy + Tmp.v1.y);
+
+            Schematic res = schematics.random();
+            int ex = x - res.width/2, ey = y - res.height/2;
+
+            for(int rx = ex; rx <= ex + res.width; rx++){
+                for(int ry = ey; ry <= ey + res.height; ry++){
+                    Tile tile = tiles.get(rx, ry);
+                    if(tile == null || Vars.world.getDarkness(rx, ry) > 0 || tile.floor().isDeep() || (!tile.block().isAir() && !(tile.block() instanceof Rock && tile.block().destructible))) continue outer;
+                }
+            }
+
+            Schematics.place(res, x, y, team);
+
+            //add ammo
+            for(int rx = ex; rx <= ex + res.width; rx++){
+                for(int ry = ey; ry <= ey + res.height; ry++){
+                    Tile tile = tiles.get(rx, ry);
+                    if(tile != null && tile.entity instanceof ItemTurretEntity){
+                        tile.entity.handleItem(tile.entity, ((ItemTurret)tile.block()).ammoTypes.keys().toArray().first());
+                    }
+                }
+            }
+        }
 
     }
 }