Sonic & Sega All-Stars Racing is a fast-paced kart racing game released in 2010 for multiple platforms, including PlayStation 3, Xbox 360, Wii, and PC. Developed by Sumo Digital and published by Sega, the game features a diverse lineup of iconic characters from Sega’s history, such as Sonic the Hedgehog, AiAi from Super Monkey Ball, and Ryo Hazuki from Shenmue.

Players race across vibrant tracks inspired by Sega franchises, using power-ups, boosts, and special All-Star Moves unique to each character. The gameplay includes single-player Grand Prix, Time Trial, and Mission modes, alongside competitive multiplayer options for both online and local play.

With colorful graphics, tight controls, and engaging mechanics, Sonic & Sega All-Stars Racing received positive reviews for its fun gameplay and nostalgic appeal. It was later followed by a sequel, Sonic & All-Stars Racing Transformed, which introduced new mechanics such as transforming vehicles and expanded character rosters.