The Steam Deck is one of the most powerful handheld systems available. There are more powerful rivals, but the Linux OS that works under the hood gives it more versatility than its rivals. This extends to the massive range of games on the Steam Store and the device's ability to play games using mods like the EmuDeck. The EmuDeck lets Steam Deck users emulate retro games (and some modern) from the Atari, the Sega Megadrive/Genesis, Dreamcast, and many more. To help players get it running, this guide will provide the most pain-free method possible.