Unit tweaks

core/src/mindustry/entities/Effect.java

@@ -5,6 +5,7 @@ import arc.graphics.*;
 import arc.graphics.g2d.*;
 import arc.math.*;
 import arc.math.geom.*;
+import mindustry.graphics.*;
 
 public class Effect{
     private static final EffectContainer container = new EffectContainer();
@@ -75,6 +76,7 @@ public class Effect{
 
     public void render(int id, Color color, float life, float rotation, float x, float y, Object data){
         container.set(id, color, life, lifetime, rotation, x, y, data);
+        Draw.z(ground ? Layer.debris : Layer.effect);
         renderer.get(container);
         Draw.reset();
     }