High Quality Content by WIKIPEDIA articles! Sonic & All-Stars Racing Transformed is a racing video game developed by Sumo Digital. It is the sequel to 2010`s Sonic & Sega All-Stars Racing. The game was published by Sega and released for PlayStation 3 and Xbox 360 on November 16, 2012 in Europe and November 18, 2012 in North America, for the Wii U on November 30, 2012 in Europe and November 18, 2012 in North America alongside the system, and for Nintendo 3DS and PlayStation Vita on December 7, 2012 in Europe and December 18, 2012 in North America. The release dates for Microsoft Windows and iOS are currently unknown.