Made by Team AE Sonic 2 Advanced Edit features 7 entirely new zones, each full of unique enemies and with a boss whose gameplay varies depending on which character you play as. Playable characters are Sonic, Tails, Knuckles and Amy. Furthermore as bonus content, the hack features the 5 zones from the 2008 release, brushed up to be fully playable. Upon completing the 7 main zones, you obtain a code to access the level select from which you can play the bonus zones by selecting "South Island 1".