diff --git a/src/de/teamteamteam/spacescooter/entity/Collidable.java b/src/de/teamteamteam/spacescooter/entity/Collidable.java
index b1f0b9f..a922d81 100644
--- a/src/de/teamteamteam/spacescooter/entity/Collidable.java
+++ b/src/de/teamteamteam/spacescooter/entity/Collidable.java
@@ -1,5 +1,8 @@
 package de.teamteamteam.spacescooter.entity;
 
+import java.awt.Rectangle;
+
 public interface Collidable {
+	public Rectangle getCollisionBox();
 	public void collideWith(Collidable entity);
 }
diff --git a/src/de/teamteamteam/spacescooter/entity/CollidableEntity.java b/src/de/teamteamteam/spacescooter/entity/CollidableEntity.java
index 7f15103..11359e5 100644
--- a/src/de/teamteamteam/spacescooter/entity/CollidableEntity.java
+++ b/src/de/teamteamteam/spacescooter/entity/CollidableEntity.java
@@ -1,23 +1,30 @@
 package de.teamteamteam.spacescooter.entity;
 
+import java.awt.Rectangle;
+import java.util.LinkedList;
+
+import de.teamteamteam.spacescooter.screen.Screen;
+
 public abstract class CollidableEntity extends Entity implements Collidable{
 
 	public CollidableEntity(int x, int y) {
 		super(x, y);
 	}
 
-	/**
-	 * Dimensions of the Entity
-	 */
-	protected int width;
-	protected int height;
-
-	public int getWidth() {
-		return this.width;
+	public Rectangle getCollisionBox() {
+		return new Rectangle(this.getX(), this.getY(), this.getWidth(), this.getHeight());
 	}
-
-	public int getHeight() {
-		return this.width;
+	
+	public void update() {
+		LinkedList<Entity> entities = Screen.currentScreen.getEntities();
+		for(Entity e : entities) {
+			if(e.equals(this)) continue;
+			if(!(e instanceof Collidable)) continue;
+			CollidableEntity ce = (CollidableEntity) e;
+			if(ce.getCollisionBox().intersects(this.getCollisionBox())) {
+				this.collideWith(ce);
+			}
+		}
 	}
-
+	
 }
diff --git a/src/de/teamteamteam/spacescooter/entity/Entity.java b/src/de/teamteamteam/spacescooter/entity/Entity.java
index 21cb79a..dfa188f 100644
--- a/src/de/teamteamteam/spacescooter/entity/Entity.java
+++ b/src/de/teamteamteam/spacescooter/entity/Entity.java
@@ -1,5 +1,6 @@
 package de.teamteamteam.spacescooter.entity;
 
+import java.awt.Color;
 import java.awt.Graphics;
 import java.awt.image.BufferedImage;
 
@@ -29,6 +30,14 @@ public abstract class Entity implements Updateable, Paintable {
 		return this.y;
 	}
 	
+	public int getWidth() {
+		return this.img.getWidth();
+	}
+
+	public int getHeight() {
+		return this.img.getHeight();
+	}
+	
 	public void setPosition(int x, int y) {
 		this.x = x;
 		this.y = y;
@@ -43,6 +52,10 @@ public abstract class Entity implements Updateable, Paintable {
 	}
 	
 	public void paint(Graphics g) {
+		//DEBUG ONLY
+		g.setColor(new Color(255,0,0));
+		g.drawRect(this.x, this.y, this.getWidth(), this.getHeight());
+		
 		g.drawImage(this.img, this.x, this.y, null);
 	}
 }
diff --git a/src/de/teamteamteam/spacescooter/entity/Player.java b/src/de/teamteamteam/spacescooter/entity/Player.java
index 416913c..99f8f8a 100644
--- a/src/de/teamteamteam/spacescooter/entity/Player.java
+++ b/src/de/teamteamteam/spacescooter/entity/Player.java
@@ -3,7 +3,6 @@ package de.teamteamteam.spacescooter.entity;
 import java.awt.event.KeyEvent;
 import java.awt.image.BufferedImage;
 import java.io.IOException;
-
 import javax.imageio.ImageIO;
 
 import de.teamteamteam.spacescooter.control.Keyboard;
@@ -52,7 +51,12 @@ public class Player extends ShootingEntity {
 	}
 
 	public void collideWith(Collidable entity) {
-		// TODO Auto-generated method stub
+		if(entity instanceof Shot) {
+			System.out.println("Player Kollision mit Schuss!");
+		}
+		if(entity instanceof Enemy) {
+			System.out.println("Player Kollision mit Feind!");
+		}
 		
 	}
 
diff --git a/src/de/teamteamteam/spacescooter/entity/ShootingEntity.java b/src/de/teamteamteam/spacescooter/entity/ShootingEntity.java
index 5e97f8e..b1b6bac 100644
--- a/src/de/teamteamteam/spacescooter/entity/ShootingEntity.java
+++ b/src/de/teamteamteam/spacescooter/entity/ShootingEntity.java
@@ -17,6 +17,7 @@ public abstract class ShootingEntity extends LivingEntity {
 	}
 
 	public void update() {
+		super.update();
 		if(this.currentShootDelay > 0) this.currentShootDelay--;
 	}
 	
diff --git a/src/de/teamteamteam/spacescooter/screen/Screen.java b/src/de/teamteamteam/spacescooter/screen/Screen.java
index d2c828c..fe9d10e 100644
--- a/src/de/teamteamteam/spacescooter/screen/Screen.java
+++ b/src/de/teamteamteam/spacescooter/screen/Screen.java
@@ -28,6 +28,10 @@ public abstract class Screen {
 		this.entities.remove(e);
 	}
 	
+	public LinkedList<Entity> getEntities() {
+		return this.entities;
+	}
+	
 	protected abstract void paint(Graphics g);
 	protected abstract void update();