Metal Sonic (Sonic the Hedgehog) - IDW Publishing

Metal Sonic is a robot created by Ivo Robotnik as a rival for Sonic the Hedgehog. 

SONIC THE HEDGEHOG #25 NEWSSTAND Variant 1ST METAL SONIC Archie Comics VHTF

Sonic the Hedgehog, Vol. 2: The Fate of Dr. Eggman: 9781684054060: Flynn, Ian, Yardley, Tracy, Thomas, Adam Bryce, Stanley, Evan: Books

Metal Sonic (Sonic the Hedgehog) - IDW Publishing

Sonic The Hedgehog: The IDW Collection, Vol. 3 by Ian Flynn: 9781684059584

Sonic the Hedgehog Annual 2020 (IDW) - Reflections Dub

Sonic the Hedgehog 10 (IDW Publishing) Cover B by IdeaFan128 on DeviantArt

Sonic the Hedgehog 11 (IDW Publishing) Cover A by IdeaFan128 on DeviantArt

Sonic the Hedgehog: IDW Announces Tails 30th Anniversary Special, Return of Mecha Knuckles in Scrapnik Island (Exclusive)

Sonic the Hedgehog (IDW) - Issue 19 Dub (Video 2021) - IMDb

Sonic the Hedgehog 060 (IDW) - Sonic Retro

Metal Sonic/IDW Publishing, Sonic Wiki Zone

Sonic the Hedgehog (IDW Publishing) - Wikipedia

Hot Take: Metal Sonic (at least regular form) should never ever talk because stuff like this hits way harder than if he just spoke instead : r/SonicTheHedgehog

IDW Sonic Metal Virus Arc Reviews Deluxe Scripts: Newbie's Perspective – CrystalMaiden77