In his latest plot to defeat Sonic and rule the world, Dr. Eggman has harnessed the power of menacing creatures known as the Deadly Six. However, when the Deadly Six rise up against their new master, Sonic must unite with his arch nemesis Eggman and explore the mystical Lost Hex in order to take them on head-to-head. Use Sonics amazing new moves & incredible Colour Powers to speed across a variety of unique terrains, racing inside, outside & upside down in every level.