* Sonic the Hedgehog: The central protagonist, he was determined to save the world from Robotnik's tyranny. He was surrounded by his friends and allies.
* Tails: Sonic's best friend and co-pilot. He was instrumental in many of the adventures and a key member of the Freedom Fighters.
* Sally Acorn: Princess of Mobotropolis, she was a fierce and determined leader who became Sonic's love interest.
* Rotor: The brilliant inventor and engineer of the Freedom Fighters. He provided crucial technological support.
* Bunnie Rabbot: A skilled mechanic and member of the Freedom Fighters, with a cyborg arm.
* Antoine D'Coolette: A brave soldier who often provided comedic relief.
* Other Freedom Fighters: The ending also shows several other Freedom Fighters, such as the Chaotix.
* The citizens of Mobotropolis: The people were free after Robotnik's defeat and were celebrating their liberation.
The episode ends with Sonic gazing out over Mobotropolis, hopeful for the future. The scene is ambiguous about whether he will remain on Mobius or continue his adventures.
*Note: This is based on the *Sonic SatAM* cartoon's ending. The comics and other Sonic media may have different interpretations or continuities.*