Proper shield breaker

core/src/mindustry/content/Blocks.java

@@ -1782,12 +1782,14 @@ public class Blocks{
             consumePower(5f);
         }};
 
-        shieldBreaker = new BaseShield("shield-breaker"){{
+        shieldBreaker = new ShieldBreaker("shield-breaker"){{
             requirements(Category.effect, BuildVisibility.editorOnly, with());
 
             size = 5;
+            toDestroy = new Block[]{Blocks.shieldProjector, Blocks.largeShieldProjector};
 
             consumeItem(Items.tungsten, 100);
+            itemCapacity = 100;
         }};
 
         //endregion

core/src/mindustry/world/blocks/defense/BaseShield.java

@@ -58,6 +58,7 @@ public class BaseShield extends Block{
 
         hasPower = true;
         update = solid = true;
+        rebuildable = false;
     }
 
     @Override

core/src/mindustry/world/blocks/defense/ShieldBreaker.java

@@ -1,7 +1,6 @@
 package mindustry.world.blocks.defense;
 
 import arc.math.*;
-import arc.util.*;
 import mindustry.*;
 import mindustry.content.*;
 import mindustry.entities.*;
@@ -9,13 +8,14 @@ import mindustry.gen.*;
 import mindustry.world.*;
 
 public class ShieldBreaker extends Block{
-    public @Nullable Block toDestroy;
+    public Block[] toDestroy = {};
     public Effect effect = Fx.shockwave, breakEffect = Fx.reactorExplosion, selfKillEffect = Fx.massiveExplosion;
 
     public ShieldBreaker(String name){
         super(name);
 
         solid = update = true;
+        rebuildable = false;
     }
 
     @Override
@@ -28,19 +28,19 @@ public class ShieldBreaker extends Block{
         @Override
         public void updateTile(){
             if(Mathf.equal(efficiency, 1f)){
-                if(toDestroy != null){
-                    effect.at(this);
-                    for(var other : Vars.state.teams.active){
-                        if(team != other.team){
-                            other.getBuildings(toDestroy).copy().each(b -> {
+                effect.at(this);
+                for(var other : Vars.state.teams.active){
+                    if(team != other.team){
+                        for(var block : toDestroy){
+                            other.getBuildings(block).copy().each(b -> {
                                 breakEffect.at(b);
                                 b.kill();
                             });
                         }
                     }
-                    selfKillEffect.at(this);
-                    kill();
                 }
+                selfKillEffect.at(this);
+                kill();
             }
         }
     }