It is difficult to locate playable Atari 2600 games, but sometimes modern-day apps have been created that will allow a good nostalgic gameplay. While I was not able to play all the Atari games from 1977, I was able to see a few, and I would recommend Combat simply because it was one of the few that felt more like a game. Blackjack is always good, but it is best played with a deck of cards/