IDW's Mecha Sonic MK2 - S&K Style! : r/SonicTheHedgehog

read captions) explaining and finding the names of the mecha sonics : r/ SonicTheHedgehog

Scrapnik Island Explains what happened to Mecha Sonic after he fell from sky sanctuary. I have to say IDW explaining even little details to better explain sonic lore is amazing. : r/SonicTheHedgehog

Search - The Spriters Resource

Mecha Sonic Mark II, Sonic Wiki Zone

Who would win, Archie Sonic or Error 404 Sans? - Quora

Which version of sonic robot is your favorite? (Metal Sonic, Silver Sonic, Mecha Sonic or Chaos Sonic) : r/SonicTheHedgehog

Mecha Sonic Mark II in Sonic the Hedgehog 3 & Knuckles - Sonic A.I.R

Mecha Sonic Mark II, Sonic Wiki Zone

Murdercide626 — Mecha Sonic Deluxe Lineup by Korps!

Mecha Sonic Mk.II by Katlike-Rider on DeviantArt