diff --git a/src/com/annimon/influencexxii/EnemiesController.java b/src/com/annimon/influencexxii/EnemiesController.java
index b46aadf..ebaea59 100644
--- a/src/com/annimon/influencexxii/EnemiesController.java
+++ b/src/com/annimon/influencexxii/EnemiesController.java
@@ -34,6 +34,13 @@ public class EnemiesController {
         enemies.add(generateNewEnemy());
     }
     
+    public boolean isCollide(float x, float y) {
+        for (Enemy enemy : enemies) {
+            if (enemy.isCollide(x, y)) return true;
+        }
+        return false;
+    }
+    
     private Enemy generateNewEnemy() {
         float size = MathUtils.random(screenWidth / 24f, screenWidth / 10f);
         float x = MathUtils.random(screenWidth - size);