Sonic The Hedgehog (1991) - Sonic's Sprites by AsuharaMoon on DeviantArt

Sonic Sprites by SpongeDrew - Pixilart

Pixilart - Sonic 1 sprites pt1 by Bubb13

The VG Resource - Doing Sonic 1-sized, Sonic 1-visual-styled sheets for other characters than Sonic

Sonic 1 sprite redraw by Bastian95 on Newgrounds

What is the best Sonic sprite?

ArtStation - Sonic 1 Forever with Cartoony Sprites

game still sprites of sonic and tails in sonic the, Stable Diffusion

AudioReam on X: I have done one of Sonic's 'I'm Outer Here' Sprites from the 0.02 Sonic CD Prototype as a Sonic 1 styled Sprite. / X

NajoiiDoddle on Game Jolt: Comparison between Sonic and Fake

Spelunky FYI: Modding > Spelunky 2 > Mod > Sonic the Hedgehog