Orochi sonic sprites by ralord on DeviantArt

RatherNoiceSprites's Classic Sonic Sprites [Sonic the Hedgehog Forever] [Mods]

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

Custom / Edited - Sonic the Hedgehog Customs - Tails (Sonic 2, Expanded) - The Spriters Resource

Modern Sonic Sprite Sheet by RedactedAccount on DeviantArt

Game Boy Advance - Sonic the Hedgehog Genesis - Sonic - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Media Customs - Sonic (SatAM) - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Customs - Super Sonic (Sonic 2-Style) - The Spriters Resource

The VG Resource - RatherNoiceSprites' Custom/Edited Sprites

OLD)Custom Sonic Sprites by Aureumber on DeviantArt

Sonic from Sonic 3