Fully rendered graphics thrust Sonic into an exciting 3D playing environment. An all new gameplay perspective puts you in the middle of Sonic's 3D adventure! The evil Dr. Eggman (aka Dr. Robotnik) stumbles upon an alternate dimension where some odd birds called Flickies have the ability to travel anywhere. In order to get help in his search for the Chaos Emeralds, Dr. Eggman transforms the Flickies into robots that will help him track down his coveted gems. It's up to Sonic to stop him. Rescue the innocent Flickies before Robotnik turns them into part of his evil plan!