Super Neo Metal Sonic Embarrasses Sonic And Knuckles!

Ultimate Showdown: Super Sonic Vs. Super Neo Metal Sonic! : r/SonicTheHedgehog

Sonic and Knuckles take on Super Neo Metal

Fake Metal Knuckles, Team Sonic 3/3 by Nibroc-Rock on DeviantArt

Newbie's Perspective Archie Sonic Reviews Issues 160-176 Deluxe Scripts: – CrystalMaiden77

sonic the hedgehog, tails, knuckles the echidna, metal sonic, and super sonic (sonic and 1 more) drawn by nibroc_rock_(artist)

Sonic IDW Excerpt Sonic & Knuckles Vs Neo Metal Sonic

Super Neo Metal Sonic, Sonic Wiki Zone

Super Neo Metal Sonic, IDW Sonic Hub

If shadow was in frontiers (art by GAREKI) : r/SonicTheHedgehog

Sonic vs Tails with a bit more confidence : r/SonicTheHedgehog