About this item 
                    
  
 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!