Meet Metal Sonic, Sonic's robot doppelganger isn't too sharp, By CollegeHumor

Custom / Edited - Sonic the Hedgehog Customs - Metal Sonic (Sonic 3-Style) - The Spriters Resource

Pixilart - metal sonic full sprite by blue-blue

Metal Sonic Sprite Sheet by nicogamer337 on DeviantArt

Steam Workshop::Metal Sonic in Sonic the Hedgehog

Sprite Star aka Spar on X: New stream means new redesigns! Now we have Metal Sonic, Rouge, Shadow and Jet! Sonic's rivals all wear cloaks/ponchos huh? #PixelArt #SonicTheHedgehog / X

Metal Sonic Over Mecha Sonic [Sonic 3 A.I.R.] [Mods]

Super-Sonic vs Metal-Sonic - TurboWarp

metal sonic by luizespalhalixo on Newgrounds

metal sonic vs knuckles tails and sonic

Alternative Metal Sonic (formerly Charge Abilities), Page 2