We invite you to enjoy a new Adventures with your Sonic characters, where the protagonist will be Knuckles the Echidna and you can also share with Mighty the Armadillo, Vector the Crocodile and Charmy Bee. Run and jump all over the island to prevent Dr. Robotnik from executing his evil plans, don' t forget to collect as many golden rings as possible. This time Sonic and Tails will not be playable characters. Try to reach the finish line alive. Good luck!.