Everyone's favorite hedgehog returns to his roots in Sonic Advance, featuring all of the original levels from the classic video game. Dr. Eggman has a diabolic plan to launch his Egg Rocket against the world and has created a super-powered robot called Metal Knuckles to make sure a famous hedgehog doesn’t get in the way. Utilize Sonic’s legendary high-speed abilities to scrap Metal Knuckles, defeat Dr. Eggman and save the world!