To complete each level is this defense game you must rescue all of the men in the water. Destroy the submarines attacking your ship which is the S-7OB-2 SEAHAWk with your torpedoes to keep your ANZAC frigate afloat. Patrol boats will attack your helicopter and your aim is to stop them by using your torpedoes to destroy them. Attack helicopters will attack your Seahawk, only your ANZAC frigate missiles can protect you from them.
Fly Helicopter = Use Arrow Keys Launch Torpedo = Use Space Bar