Sonic Animation Origins by xeternalflamebryx on DeviantArt

Sonic the Hedgehog Classic (Video Game) - TV Tropes

Sonic the Hedgehog Classic - Sonic Retro

Sonic (Classic), Smash Fighters Z Wiki

Sonic Classic Collection DS: ROM Differences Research

What age is Classic Sonic? : r/SonicTheHedgehog

Are Classic Sonic and Modern Sonic two different people? - Quora

Classic Sonic the Hedgehog, Sorcerers Wiki

sonic classic art! - Sonic Stadium

movie sonic looks as modern as he can be but he's shorter than classic sonic? i mean sure they have to be realistic but it's still strange, does he count as classic

Sega announces new Sonic the Hedgehog classic collection, Sonic Origins - Polygon