Steam Workshop::Neo Metal Sonic [Sonic Heroes]

Sonic the Hedgehog CD (Video Game) - TV Tropes

Steam Workshop::[SH] NEO Metal Sonic P.M.

Where on earth did these guys come from? I've seen things that have said they are from Sonic Heroes but weirdly the Sonic News Network doesn't mention them. : r/SonicTheHedgehog

Sonic Adventure 2 Nexus - Mods and community

Sonic Frontiers, Sonic Wiki Zone

Do you ever wish we got a base Neo metal sonic boss fight in heroes? : r/SonicTheHedgehog

Steam Workshop::Sonic the Hedgehog - Hero pack

Steam Workshop::Metal Madness

Metal Sonic, Fantendo - Game Ideas & More