When 99% of the world has been taken over - and an alternate version of Sonic has been summoned by Dr. Eggman, Sonic and friends create a resistance to fight back his evil forces.When 99% of the world has been taken over - and an alternate version of Sonic has been summoned by Dr. Eggman, Sonic and friends create a resistance to fight back his evil forces.When 99% of the world has been taken over - and an alternate version of Sonic has been summoned by Dr. Eggman, Sonic and friends create a resistance to fight back his evil forces.