Sonic & All Stars-Racing Transformed is an arcade racing action game developed by Sumo Digital and published by SEGA. The All-Star cast has gathered for one more epic adventure. Control one of 20 cultic characters and partake in the fiercest race ever known. Compete on earth, air, and water, use a multitude of ingenious weapons, and unique abilities to win! Over 25 tracks and arenas waiting to be tested by your supreme excellence and skill! The game has features like 4 player split screen, up to 10-player online events, and even the ability to take your split screen gaming online! Its an ultimate challenge which you cannot simply bypass!