Mecha Sonic Series by FlameHog419 on DeviantArt

Mecha Sonic (Sonic Mania Style) [Sonic 3 A.I.R.] [Mods]

Mecha Sonic Mk. I, Villains Wiki

I get confused with their names. : r/SonicTheHedgehog

Mecha Sonic Mk. I, Metal Sonic Wiki

Mecha Sonic MK.1 Icons And Alternate Palette [Sonic 3 A.I.R.] [Mods]

Mecha Sonic Custom by kodykoala, www.kodykoala.com www.toyb…

Mecha Sonic MK.I (Custom Boss)

Mecha Sonic MK1 Sprite Movieclip

Mecha Sonic MK.I (Custom Boss)

Metal Sonic has already reached its potential, Mecha Sonic too. Now all that's left is Silver Sonic to shine : r/SonicTheHedgehog