The seventeen-year-old Princess Elise presides over the peaceful city of Soleanna.

Miles Tails Power, and Knuckles the Echidna are the supporting characters for Sonic the Hedgehog. Sonic the Hedgehog, Shadow the Hedgehog, and Silver the Hedgehog, are the main characters. Each character has unique character abilities. The game allows you to play as three different main characters, and two supporting characters for each main character.