Begin a game playing as Sonic, and win against the first eight enemies without being defeated. When fighting against Metal Sonic defeat him in the first round,and in the second round turn sonic in ...

Sonic the Fighters. The Sonic 3 post-credits scene introduces Metal Sonic and then adds a further swarm of the robotic doppelgangers. First introduced in Sonic CD, Metal Sonic has appeared as an ...

which were based on arcade game Sonic the Fighters. However, with the inclusion of Shadow the Hedgehog in the film, this provided an opportunity to create a Classic Shadow model for the first time.