Galaga

Galaga is a vertical arcade shooter from Namco. You control a space fighter at the bottom of the screen, scrolling left and right in order to avoid oncoming bombs and kamikaze attacks from alien invaders--and to fire your own missiles to fight back! There are an infinite number of stages to progress through. Every third level is a "challenge stage" in which you have a free chance to shoot as many aliens as possible and rack up bonus points. Certain aliens have tractor beams they can use to captu...