Metal sonic is alot more cocky in the sprites : r/SonicTheHedgehog

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

Loss on X: My attempt at making a Metal Sonic sprite for #SonicGalactic! This was only a fun project, not an official sprite. Sonic and Tunnel sprites not by me, obviously. /

Metal Sonic sprites 1 by LinkdaHedgie on DeviantArt

The VG Resource - Additional Pose for Neo Metal Sonic

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

Metal Sonic Sprites Sheet by Sonic8546 on DeviantArt

Game Gear/Master System Sonic: Playable Metal sprites. : r/SonicSpriteArt

Pixilart - Sonic Sprites by Sonic-Gamer

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

metal sonic by luizespalhalixo on Newgrounds