There are third-party launchers and scripts that attempt to use a Sonic 3 A.I.R. installer to claim it needs the Steam ROM, and then guide the user through the extraction process automatically. While some installers for Linux or other platforms might attempt this, the most reliable method remains extracting the ROM yourself from a legitimate source.

The game features altered music tracks for several iconic zones (such as Carnival Night, Ice Cap, and Launch Base) due to ongoing licensing complexities regarding the original soundtrack. 2. Physical Cartridge Dumping

: For the best PC experience using your legal Steam ROM, check out Sonic 3 A.I.R. (Angel Island Revisited)

If you were one of the fortunate people who purchased the game before it was delisted, you already own a legal copy. You can extract the ROM from the files stored on your computer. A common method is to use a tool to open the .pak file found in the game's installation directory and extract the .bin file. The PCGamingWiki notes that for the Steam version, "uncompressed ROMs of the purchased games can be found under <path-to-game>\uncompressed ROMs ".

Because the game is delisted, new players have fewer legal options: Sonic Origins

If you manage to grab the official Steam ROM from the legacy Genesis Classics pack, you unlock access to what the fan community considers the greatest version of the game ever made: .