Metal Sonic Mark III, Metal Sonic Wiki

Metal Sonic Mark III was an upgrade of Metal Sonic which would have appeared in Sonic X-Treme. It changed Metal (or Mecha) Sonic's appearance to be taller and red and also gave him two spear/pile-bunker-like arms. It only has one spine, and also has shoulder & knee pads.

Category:Metal Sonic Models, Metal Sonic Wiki

Sonic the Hedgehog (OVA) - Wikipedia

Neo Metal Sonic, Metal Sonic Wiki

Metal Sonic [MK II], Wiki

Sonic X-treme - Wikipedia

The Missing Mechas of Sonic X-Treme

Metal Sonic (Classic), Villains Wiki

metal sonic mk 3 — Weasyl

Metal Sonic vs Emerl

If Metal Sonic could talk again and get a new voice in games, who

I get confused with their names. : r/SonicTheHedgehog