Genesis / 32X / SCD - Sonic the Hedgehog 2 (Prototypes) - Sonic the Hedgehog (Earliest Alphas) - The Spriters Resource

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

Sonic Advance Sprite Sheets - Game Boy Advance - Sonic Galaxy.net

Custom / Edited - Sonic the Hedgehog Customs - Mecha Sonic Mk II (Advance-Style) - The Spriters Resource

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

Mobile - Sonic the Hedgehog Part 1 & 2 - Sonic - The Spriters Resource

Genesis / 32X / SCD - Sonic 3 Complete (Hack) - Sonic (Sonic 3) - The Spriters Resource

The Spriters Resource - Full Sheet View - Sonic Pocket Adventure - Sonic

Genesis / 32X / SCD - Sonic & Knuckles - Knuckles the Echidna - The Spriters Resource

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

Rouxls Kaard will be the next sans. Every sprite of his has him smiling, just like sans. he is a comedic relief character like sans who was not being sussed until mettaton's