Metal Sonic (Character) - Giant Bomb

Metal Sonic is a robotic Sonic created by Dr. Robotnik and has appeared in various Sonic games and spin-offs.

Metal Sonic Rebooted [Sonic the Hedgehog 2] [Mods]

Sonic Heroes (Video Game) - TV Tropes

Sonic the Hedgehog (Character) - Giant Bomb

Doctor Eggman - Wikipedia

Metal Sonic (Canon, Game Character)/JCDenton2051, Character Stats and Profiles Wiki

Sonic Forces: Speed Battle

Sonic the Hedgehog (Character) - Giant Bomb

Metal Sonic (Character) - Giant Bomb

Metal Sonic screenshots, images and pictures - Giant Bomb

Sonic the Hedgehog Games - Giant Bomb

What is your perfect Sonic game idea? : r/SonicTheHedgehog

Metal Sonic, Sonic Wiki Zone

Sonic the Hedgehog CD (Video Game) - TV Tropes