Für 1 Spieler
The object of the game is to defend your Mother Ship from attackin aliens. You have 3 squadrons, with 3 ships in each squadron. Alients have 6 fleets of varying sizes (only 3 fleets appear at a time on the Radr Screen). Destroy all alien fleets and you win! If you squadrons are destroyed first, the aliens mov ein an annihilate the hidden mother ship.