diff --git a/src/biotech/world/blocks/production/BoostableDrill.java b/src/biotech/world/blocks/production/BoostableDrill.java
index 2e41e33..7a89996 100644
--- a/src/biotech/world/blocks/production/BoostableDrill.java
+++ b/src/biotech/world/blocks/production/BoostableDrill.java
@@ -2,7 +2,9 @@
 
 import arc.math.Mathf;
 import arc.math.geom.Point2;
+import arc.struct.*;
 import arc.util.Log;
+import biotech.world.blocks.production.DrillUpgrader.*;
 import mindustry.game.Team;
 import mindustry.gen.Building;
 import mindustry.type.Item;
@@ -37,23 +39,68 @@ public int checkBooster(Tile tile) {
             if (tile.build == null) continue;
             if (tile.build.tile.nearby(edge).build == null) continue;
             if (tile.build.tile.nearby(edge).build instanceof DrillUpgrader.DrillUpgraderBuild build) {
-                if (build.canBoost()) boost = build.boost;
+                 boost = build.boost;
             }
         }
         return boost;
     }
 
     public class BoostableDrillBuild extends DrillBuild {
+        public Seq<DrillUpgraderBuild> linked = new Seq<>();
 
         public int lastChange = -2;
 
+        public void updateOreCount(){
+            countOre(tile);
+            dominantItem = returnItem;
+            dominantItems = returnCount;
+        }
+
+        public void updateModules(DrillUpgraderBuild build){
+            linked.addUnique(build);
+            updateOreCount();
+        }
+
+        public void removeModule(DrillUpgraderBuild build){
+            linked.remove(build);
+            updateOreCount();
+        }
+
+        public int highestTier(){
+            if(linked.size <= 0) return 0;
+            linked.sort( f -> f.boost);
+            return  linked.first().boost;
+        }
+
+
+        @Override
+        public float efficiencyScale(){
+            return moduleEfficiency() ;
+        }
+
+        public float moduleEfficiency(){
+            if(linked.size <= 0) return 1f;
+
+            float[] total = {0};
+            for(DrillUpgraderBuild m : linked) total[0] += m.efficiency;
+            return total[0] / linked.size ;
+        }
+
+
+        @Override
+        public void placed(){
+            super.placed();
+
+            countOre(tile);
+        }
+
         @Override
         public void updateTile() {
-            super.updateTile();
             if (lastChange != world.tileChanges) {
                 lastChange = world.tileChanges;
-                countOre(tile);
+                updateOreCount();
             }
+            super.updateTile();
         }
     }
 }
diff --git a/src/biotech/world/blocks/production/DrillUpgrader.java b/src/biotech/world/blocks/production/DrillUpgrader.java
index 430b519..eaf4753 100644
--- a/src/biotech/world/blocks/production/DrillUpgrader.java
+++ b/src/biotech/world/blocks/production/DrillUpgrader.java
@@ -2,16 +2,19 @@
 
 import arc.graphics.g2d.Draw;
 import arc.graphics.g2d.TextureRegion;
+import arc.math.geom.*;
 import arc.struct.EnumSet;
 import arc.util.Log;
+import biotech.world.blocks.production.BoostableDrill.*;
 import mindustry.gen.Building;
 import mindustry.graphics.Drawf;
-import mindustry.world.Block;
-import mindustry.world.Tile;
+import mindustry.world.*;
 import mindustry.world.blocks.power.PowerBlock;
 import mindustry.world.meta.BlockFlag;
 import mindustry.world.meta.Env;
 
+import static mindustry.Vars.world;
+
 public class DrillUpgrader extends Block {
 
     public DrillUpgrader(String name) {
@@ -30,11 +33,54 @@ public DrillUpgrader(String name) {
     }
 
     public static class DrillUpgraderBuild extends Building {
+        public int lastChange = -2;
 
         public int boost = 1;
 
-        public boolean canBoost() {
-            return power.status == 1.0f;
+        @Override
+        public void placed() {
+            super.placed();
+
+            updateLinks();
+        }
+
+        @Override
+        public void onProximityUpdate(){
+            super.onProximityUpdate();
+
+            updateLinks();
+        }
+
+        public void updateLinks(){
+            for (Point2 edge : Edges.getEdges(block.size)) {
+                if (tile.build == null) continue;
+                if (tile.build.tile.nearby(edge).build == null) continue;
+                if(tile.build.tile.nearby(edge).build instanceof  BoostableDrillBuild b){
+                    b.updateModules(this);
+                }
+            }
         }
+
+        @Override
+        public void onRemoved(){
+            super.onRemoved();
+
+            for (Point2 edge : Edges.getEdges(block.size)) {
+                if (tile.build == null) continue;
+                if (tile.build.tile.nearby(edge).build == null) continue;
+                if(tile.build.tile.nearby(edge).build instanceof  BoostableDrillBuild b){
+                    b.removeModule(this);
+                }
+            }
+        }
+
+        @Override
+        public void updateTile() {
+            if (lastChange != world.tileChanges) {
+                lastChange = world.tileChanges;
+                updateLinks();
+            }
+        }
+
     }
 }