You are captain of a submarine on a secret mission behind enemy lines.
Your mission is to: - Sink all battleships - Don't sink friendly ships - Avoid enemy torpedoes
Features: - 5 types of weapons: - Torpedo - Auto guiding torpedo - Auto guiding rocket - Electro-magnetic impulse - Nuclear rocket - 3 types of enemy boats and additional friendly boat - 3 different time settings: Night, Dawn, Day - Upgrade armor shield of your submarine and upgrade speed of your torpedoes
