Your mission: Defend the galaxy from attacking alien ships in this classic intergalactic space battle. Aliens will attack in various formations and you must defend yourself with a battery of different kinds of weapons. A classic favorite, in new glorious 3D! This incredible new action-packed game has awesome music and graphics. Features 30 amazing levels Power-ups High-score table Super addicting game-play Cool musical soundtrack Available for both PC and Mac Source: The Developer Website.