A new Spin on a Classic: You've never played classic Sonic like this before!
• Multiply, swim up waterfalls, change form, and more with the powers of the Chaos Emeralds.
• lay as Sonic, Tails, Knuckles, and Amy Rose, using their unique abilities to explore and uncover new paths and secrets.
• More Friends, More Fun: Play with up to 3 other players in local Co-op and challenge players from around the world in Battle Mode!