Sonic and Neo Metal by Kyrogeki -- Fur Affinity [dot] net

He has the gold form in the Archie comics. It happens when he uses Chaos Emeralds I think.

Metal Sonic concept by mondoguy -- Fur Affinity [dot] net

Neo Metal Sonic by sfmff2 -- Fur Affinity [dot] net

KY96 on X: #SonicTheHedgehog #MetalSonic #sonic NEO / X

Userpage of Kyrogeki -- Fur Affinity [dot] net

FanArt::Neo Metal Sonic by sitinuramjah -- Fur Affinity [dot] net

Neo Metal Sonic custom figure by HyperShadow92 -- Fur Affinity [dot] net

Favorites Gallery for UtlimatelMetalSonicfangirl1993 -- Fur Affinity [dot] net

Robo Ky vs Metal Sonic! who SLASHES each other first? : r/Guiltygear

Sonic and Neo Metal by Kyrogeki -- Fur Affinity [dot] net

Favorites Gallery for Sexyhedgehog777 -- Fur Affinity [dot] net

Userpage of Kyrogeki -- Fur Affinity [dot] net

Sonic and Neo Metal by Kyrogeki -- Fur Affinity [dot] net

Neo Metal Sonic e Infinite se Ven sus Caras by Virtualsonic18 -- Fur Affinity [dot] net