Sonic Heroesand Sonic Riders were the only major PC titles of the Sonic the Hedgehog series that were not released on Steam.Sonic & Sega All-Stars Racing is the first Sonic game to be released on the Steam platform.When they are all put together, the user receives a badge with XP points for their Steam account. Various Steam games have Steam Trading Cards. Sonic & All-Stars Racing Transformed: Ryo Hazuki Sonic & All-Stars Racing Transformed: Yogscast DLC Sonic & All-Stars Racing Transformed: Metal Sonic & Outrun DLC 2.1 Sonic & All Stars Racing Transformed.
