• Explore 4 classic remastered Sonic titles – Sonic the Hedgehog, Sonic 2, Sonic 3 & Knuckles, and Sonic CD in high-definition, with all-new opening and ending animations for each title!
• Spin Dash your way through numerous zones in Classic mode with the game’s original resolution and limited lives, or the new Anniversary Mode with unlimited lives in revamped widescreen HD.
• Includes previously released add-on content: Extreme Missions, Mirror Mode, additional screen borders, new character animations in menus, additional music from other Sonic titles, and more!
• Complete missions and unlock Mirror Mode, new stages, challenges, behind-the-scenes content, music player, animated shorts, special stages, and more!
• Play as Sonic, Tails, or Knuckles in Sonic the Hedgehog, Sonic the Hedgehog 2, Sonic 3 & Knuckles, and Sonic CD! AND for the first time ever, play as Amy Rose in these legendary classic titles!