Sonic & All Stars Racing Transformed has a demo available on XBL Marketplace today. You can check availability in your region here. The racer lands on Wii U November 18 in the US and November 30 in Europe, and is out today in Europe on DS, PC, PS3, Vita and Xbox 360. It arrives on the aforementioned consoles December 11 in the US. Review scores were posted for the game earlier today.