Metal Sonic Sprite Sheet (With Deliah) by Admin472 on DeviantArt

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

Ultimate Metal Sonic [Sonic 3 A.I.R.] [Mods]

Metal Sonic sprites by revie03 on Newgrounds

Darkspine Metal Sonic, DarkSpine Metal Sonic Sprites by METARUSONIKU on deviantART

Pixilart - metal sonic sprite sheet by Tuxedoedabyss03

Custom / Edited - Sonic the Hedgehog Customs - Metal Sonic (Sonic Mania-Style) - The Models Resource

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

Metal Sonic Kai MK.II

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

The guy who does that pixel thing Sonic heroes, Pixel art, Sonic mania