Metal Sonic

Metal Sonic is a robotic enemy character from the Sonic the Hedgehog series created by Dr. Robotnik. As with Knuckles the Echidna and Shadow the Hedgehog, he is one of Sonic's rivals, and despite being a robotic copy of the original, he believes that he's the real Sonic.

''Super Smash Bros. Brawl
Metal Sonic first made a cameo appearance as a collectable sticker in Super Smash Bros. Brawl.

Mario & Sonic at the Olympic Winter Games
Metal Sonic appears in the Mario & Sonic at the Olympic Winter Games as a playable Speed-type character.