In a frantic battle to the chequered flag, Sonic and friends speed around tracks set in medieval castle ramparts, lush rainforests and bustling cities, all taken from the visually rich and varied universes of Sonic and SEGA. Fan favourites such as Dr. Eggman, Tails, AiAi, Amigo and many more will join Sonic in their custom built vehicles, revving their engines and jostling to stay ahead of the pack. Each character will speed around the track in cars, planes, motorbikes, and in Aiai’s case â