Steam Workshop::Sonic 3 & Knuckles - Mecha Sonic MK2

Harder Mecha Sonic [Sonic 3 A.I.R.] [Mods]

300pts.) Knuckles fights Metal Sonic in HPZ [Sonic 3 A.I.R.] [Requests]

Steam Workshop::Mecha Sonic (Sonic 3 and Knuckles)

Knuckles the Echidna/History and appearances

Steam Workshop::Sonic 3k mods

Mecha Sonic Mark II, Sonic Wiki Zone

Mecha Sonic in Sonic 2 (2013) ✪ First Look Gameplay (1080p/60fps)

Mecha Sonic Revamp [BETA]

Comics with Mecha Sonic MK II - Comic Studio

Steam Workshop::Sega Sonic Music

Mecha Sonic MK. II -Sonic 3 and Knuckles (by me) by cvgwjames on DeviantArt