Visit the classic world of Sonic with an all-new adventure and an exciting new twist on classic zones, running at full speed in 60fps with stunning HD retro-style graphics Play as Sonic, Tails, or Knuckles as you take on Dr Eggman, his robot army, and a host of new bosses Competition mode lets you go head-to-head with other players, while co-op mode mode lets you play with a friend High-quality pixel-style graphics deliver a modern vintage video game experience that blends the past and future like no other