The VG Resource - The Ultimate Sonic 1 Sheet

Sega Genesis / 32X - Sonic Debut (Hack, Demo) - Sonic (SHC21 Version) - The Spriters Resource

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

Modified Sonic Sprites

Sega Genesis / 32X - Sonic the Hedgehog - Special Stage - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Customs - Sonic (Sonic 1 SMS, Overhauled) - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Customs - Sonic - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Customs - Sonic - The Spriters Resource

The VG Resource - RatherNoiceSprites' Custom/Edited Sprites

Custom / Edited - Sonic the Hedgehog Customs - Sonic (Tokyo Toy Show-Style, Expanded) - The Spriters Resource

NES - Sonic the Hedgehog Improvement (Hack) - Sonic (V1.2) - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Customs - Sonic - The Spriters Resource

Mobile - Sonic the Hedgehog Part 1 & 2 - Sonic (240x320) - The Spriters Resource

The VG Resource - The Ultimate Sonic 1 Sheet