They are a 154 playable games on the nintendo switch game, Atari 50: The Anniversary Celebration – Expanded Edition will be more games in the future addition by dlc or updates

As of my last update, **Atari 50: The Anniversary Celebration - Expanded Edition** features a collection of 154 playable games, which includes both classic Atari titles and other games from various Atari franchises. While there has been interest and speculation about potential DLCs or updates to expand the game further, there was no official confirmation from Atari regarding future DLCs or updates to add more games. For the latest information, I recommend checking official Atari announcements or their social media channels, as they will provide the most accurate and up-to-date news regarding any expansions or new content for the game.