If you purchased the game on Steam before May 2022, you still own it and can access the ROM file: SEGA Mega Drive & Genesis Classics is installed in your Steam library. Locate File : The ROM is typically found in your Steam folder at: ...\steamapps\common\Sega Classics\Data\g0042.apk Use with Fansites
This Nintendo DS game includes Sonic 1, 2, 3, & Knuckles, making it a great way to play the game on a modern handheld console.
Sonic 3 & Knuckles is no longer available for individual purchase on Steam as of May 19, 2022. SEGA delisted the original version from the SEGA Mega Drive & Genesis Classics collection to prioritize the release of Sonic Origins Steam Community Current Official Way to Play on PC
If you're a fan of classic platformers or the Sonic series, the Sonic 3 and Knuckles Steam ROM download is a must-play. The game is free to download, and it's a great way to experience a piece of gaming history.