Sonic 1 Unused Sprites

Custom / Edited - Sonic the Hedgehog Customs - Super Sonic (Sonic 1/CD-Style) - The Spriters Resource

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

NFG Games Presents - A Sonic the Hedgehog Sprite History

SAGE 2022 - Complete - Sonic 1 Pre-render Blast

Sonic 1/CD Sprites (Expanded) by I-like-Sonic-91 on DeviantArt

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

Sonic Secrets Group

Sonic 1 TTS Prototype sprite recreation by Skele00 on Newgrounds

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

Sonic's got new sprites in Sonic 1 Forever! ~ RatherNoiceSprites's Classic Sonic~ Sonic Forever mods