You and your space troop have a tough mission to defend Earth from an alien invasion in this epic space war. Will you be able to guide your troops to victory? Test your reflexes by facing a bullet hell that gets faster and faster each stage. Buy allies to help you in this frantic war. Collect power-ups to help you survive. Accumulate points to upgrade your spaceship Dodge asteroids while facing enemies. Survive for a time limit to unlock new levels. Face a wide variety of enemies and powerful bosses.