Atari 2600
When the Atari 2600 was released nine games were available. Those games were Combat (which came with the console), Air-Sea Battle, Basic Math, Blackjack, Indy 500, Star Ship, Street Racer, Surround, and Video Olympics. Later more games came out, including Pac-Man, Missile Command and Space Invaders. The best-selling Atari 2600 game was Pac-Man, which sold 7 million copies.