Fan Casting Sonic the Hedgehog 2

Months later after defeating Dr. Robotnik and banishing him to a planet full of mushrooms, Sonic is ready for more freedom, as Tom and Maddie agree to let him stay home while they go on vacation. However, Dr. Robotnik, now known as Dr. Eggman, returns from the mushroom planet with a new partner, Knuckles, in search of an emerald that can give the power to build and destroy civilizations. Now, Sonic and his newfound friend Tails embark on a journey to find the emerald before it falls into Robotnik's hands.