Sonic in Undertale Spritesheet by Ninjacat025 on DeviantArt

Sonic Mania Conversion Sprites by DevyOfficial on DeviantArt

The Spriters Resource - Full Sheet View - Sonic the Hedgehog Customs - Sonic (Sonic 1 Beta-Style)

PC / Computer - Sonic Mania - Sonic the Hedgehog - The Spriters Resource

PC / Computer - Sonic Mania - Piston Eggman & Gashapandora - The Spriters Resource

PC / Computer - Sonic Mania - Heavy Magician - The Spriters Resource

Dazz 🌐 Spriters Resource & DYKG 🌐 on X: Amazing artists like @tyson_hesse who worked on Sonic Mania's opening started out like you. I still have his sprite sheet from 10+ years

Custom / Edited - Sonic the Hedgehog Customs - Egg Drill (Sonic Mania Adventures) - The Spriters Resource

PC / Computer - Sonic Mania - Laundro-Mobile - The Spriters Resource

Chaos over Heavy Shinobi [Sonic Mania] [Mods]

Sonic (S1SMS Overhauled) Sprites v2 by Aburtos on DeviantArt