Characters from the game you can be!

Sonic:
Dr. Eggman:
Infinite: Me!
Knuckles:
Classic Sonic:
Tails:
Amy:
Espio:
Vector:
Charmy:
Rouge:
Shadow:
Silver:
E-123 Omega:
Cubot:
Orbot:
Chaos:
Metal Sonic:
Zavoc: