Aliens have invaded the city. Armed with a prototype weapon that can break through the aliens’ encrypted force fields you are the only hope. Zoom around the city destroying aliens as you find them. Do it quickly before they have a chance to destroy you! Save hostages and use the power-ups they give to put a hurting on those soulless space monsters. Import your own word lists via email and destroy spam, shoot your way through study notes or hone your skills on difficult to type words.