Description: In this flash game you will be assuming the role of Sonic the Hedgehog. Dr. Eggman is trying to create chaos in the city with his Mecha Sonic and your goal is to prevent this from happening. You can't however, get directly to the doctor. You must work your way through a maze, solve all the puzzles and defeating bosses that stand in your way. Each time you want to finish a level you must find a Final Zone key. Once you have acquired all these keys, you will take on your super form and try to beat Mecha Sonic.