ArtStation - Mecha Sonic (Sonic 3 and Knuckles)

Mecha Sonic Mk. II, Villains Wiki

I drew MECHA-SONIC from Sonic 2! : r/SonicTheHedgehog

Mecha Sonic II by RavenBlitz -- Fur Affinity [dot] net

GameCube - Sonic Adventure DX: Director's Cut - Silver Sonic II

mechasonicSTH2, Mecha Sonic aka Silver Sonic or Metal Sonic…

Mecha Sonic, MUGEN Database

Mecha Sonic In Sonic 2

Sonic the Hedgehog 2 - Mecha Sonic Sfx

Mecha Sonic and Metal Sonic by MechaSonicSuperFan on DeviantArt

Sonic The Hedgeblog on X: The Mecha Sonic Artwork And The In-Game Sprite 'Sonic 2' Game Gear / X