Super Sonic Sprite Sheet by RedDaDoucheHog on DeviantArt

Sonic 3(Sonic 2 style) sprite sheet by souptaels on DeviantArt

Sonic Mania/Unused Graphics - The Cutting Room Floor

Sonic & Knuckles Sprite Sheets – Sega Genesis - Sonic Galaxy.net

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

KLONOA ARCHIVES on X: A full sheet of the sprites that are used during Taiko no Tatsujin: Tatakon de Dodon ga Don's Stepping Wind song have been uploaded to The Spriters Resource!

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

PC / Computer - Sonic Mania - Badniks (Pre-Plus) - The Spriters Resource

PC / Computer - Sonic Mania - Text - The Spriters Resource

Sonic CD Mania-Lite [Sonic CD (2011)] [Mods]

Sonic in Undertale Spritesheet by Ninjacat025 on DeviantArt