The G-5 Type XI-bis was a Soviet Motor Torpedo Boat used during WW2. This version comes with a roof mounted rocket launcher instead of torpedoes. It comes with 2 machine guns and 6 rockets that can be used to fight against other ships. It is fully destructible.
To adjust the aim of the rocket launcher press U. You must press J to reverse the motor and then press U to move it in the opposite direction. Press Y to fire the rockets.