Sonic 3 Custom Sprites by facundogomez on DeviantArt

Pixilart - Sonic Sprite by RG40sPixel

These Sonic sprites are awesome!

Sonic Sprite Discussion Thread

Painting Wall Decoration Sonic Sprite From the Video Game - Hong Kong

Steam Workshop::Sonic sprite

Sonic Art Resources — sonichedgeblog: All of Sonic's standard sprites

Steam Workshop::Sonic Mania Sprite Hack

Lapper on X: Sonic sprites from each genesis game with the palettes from each genesis game. / X

i made the sonic 1 sonic sprite in mania style! : r/SonicTheHedgehog

Sonic The Hedgeblog — Higher resolution sprite artwork of classic Sonic