Galaga
Galaga is an absolute classic. Upgrading the formula and gameplay from its predecessor Galaxian , this space-shooter has an almost perfect feeling of simplicity to tie its more complex mechanics together. I always leaned towards Galaxian amongst the two, mostly because I was the most familiar with it. However, it is clear that Galaga is an improvement in almost every way. Although the main gameplay mechanics of this title were popularized by the legendary Space Invaders , I believe that this is the definitive alien-blasting arcade experience. Galaga tasks you with taking down as many fleets of bug-like aliens as possible, while dodging them as they fly by and avoiding any of their return fire. This title also introduces the possibility of losing a ship to an enemy tractor beam. If you get caught, you'll lose a life, but rescuing the lost ally let's you pilot the two ships together and wreak serious havok. Galaga also introduces bonus rounds that test your ability to hit