Gender: Not Applicable (but usually referred to as male)
Age: Not Applicable
Species: Robot
First Appearance: Sonic the Hedgehog CD (Sega CD, 1993)
Background: Metal Sonic is a robot created by Robotnik that looks similar to Sonic the Hedgehog. Sonic first encountered Metal Sonic when it captured Amy Rose. Before Sonic could rescue Amy, he had to beat Metal Sonic in a race. Metal Sonic still strives to be better than Sonic.