Sonic 1 Anniversary Edition - Sonic - Sprite Sheet by LuisToons12345 on DeviantArt

Metal Sonic (Sonic 1 Style) Retro gaming art, Sonic, Pixel art

ArtStation - Sprite accurate Sonic The Hedgehog (16 bits).

Sonic Adventure Sprites

Steam Workshop::Sonic 1 Sprites Custom Sonic 3 Complete

Alternate Extra Mode Sprites [Sonic the Hedgehog Forever] [Mods]

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

Sonic 1 but different sprites [Sonic The Hedgehog (1991)] [Mods]

Sonic 1 Tails (W.i.P) Pixie Engine - Create!

Adventures of Sonic 1, Sonic the Hedgehog Hacks Wiki

A bunch of Sonic sprites by PacManfan64