Some of the most well known 'classic;' games from the golden age (pre crash of 1983/1984) are: Pac-Man, Donkey Kong, Space Invaders, Galaxian, Galaga, Missile Command (bad on GP2X), Frogger, Defender, Joust, Asteroids, Centipede, Tempest, Millipede, Moon Patrol, Zaxxon.