Add Discord link and fix more placement bugs

core/src/io/anuke/mindustry/entities/effect/Fx.java

@@ -313,10 +313,7 @@ public class Fx{
 	breakBlock = new Effect(12, e -> {
 		Draw.thickness(2f);
 		Draw.color(Color.WHITE, Colors.get("break"), e.ifract());
-		Draw.spikes(e.x, e.y, e.ifract() * 5f, 2, 5, 90);
-		
-		Draw.thickness(2f - e.ifract() * 2f);
-		Draw.polygon(4, e.x, e.y, Vars.tilesize / 1.6f + e.ifract() * 5f, 45);
+		Draw.spikes(e.x, e.y, e.ifract() * 6f, 2, 5, 90);
 		Draw.reset();
 	}),