Mecha Sonic 2 by WishmasterInRlyeh on DeviantArt

Fanart] Mecha Sonic on Behance

Sonic: 4 Articulate Figures Wave 5 - Mecha Sonic

Custom / Edited - Sonic the Hedgehog Customs - Mecha Sonic Mk II

I get confused with their names. : r/SonicTheHedgehog

Silver Sonic Vs Sonic & Metal Sonic And Mecha Sonic

Sonic 2 Character Designer Shares Interesting Tidbits About Tails, Super Sonic, Mecha Sonic and More! – Sonic City

sonic the hedgehog and mecha sonic (sonic and 2 more) drawn by banel_springer

In Sonic 2 (8-bit), Mecha Sonic was designed so that its height matched Sonic's. In Mania, it still has that very same height: 32 pixels. : r/SonicTheHedgehog

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

Mecha Sonic screenshots, images and pictures - Giant Bomb