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

Sonic the Hedgehog Game Genie Codes/Cheats, Video Game Hacking#

Sonic The Hedgehog Sprite Sheets - Sega Genesis - Sonic Galaxy.net

Sonic 1 Sprite Model [Sonic Adventure DX] [Works In Progress]

Accurate Sonic 1/CD Sprites, Sonic 3 AIR Mods Wiki

Steam Workshop::Sonic 1 Sprites Custom Sonic 3 Complete

Pixilart - Sonic 1 sprites pt1 by Bubb13

Custom / Edited - Sonic the Hedgehog Customs - Sonic (Sonic 1-Style, Enhanced) - The Spriters Resource

Sonic 1 sprite redraw by Bastian95 on Newgrounds

Custom Hybrid Sonic / SonicClone Sprites [Sonic the Hedgehog Forever] [Mods]

Early Style Sonic 1 Sprites in Sonic the Hedgehog 1