LEGO IDEAS - Dr. Eggman's Takeover - LEGO Mecha Sonic

ArtStation - Mecha Sonic (Sonic 3 and Knuckles)

Mecha Sonic with Spike Trap

Complete?] Mecha Sonic MK.II-F, Now with 2 × the Strength & Stamina! : r/SonicTheHedgehog

Mecha Sonic Mk. II VS Battles+BreezeWiki

Mecha Sonic in Sonic the Hedgehog - Sonic Retro

Mecha Sonic MkII' by Nomad-The-Hedgehog on DeviantArt

Mecha Sonic [Sonic Adventure DX] [Mods]

Mecha Sonic In Sonic 2

Mecha Sonic (Sonic the Hedgehog 2 16-bit boss) - Sonic Retro

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