I'd say my favorite 2600 game is Super Breakout in progressive mode. Warlords is also pretty fun with four people and two sets of paddles. There's a lot of gam

I'd say my favorite 2600 game is Super Breakout in progressive mode. Warlords is also pretty fun with four people and two sets of paddles. There's a lot of games out there with really tight gameplay loops. Much fewer with deep gameplay, though. So it kind of depends on what you're looking for.