Super Sonic Sprite Sheet {My Palette} by RedDaDoucheHog on DeviantArt

Sonic Mania/Unused Graphics - The Cutting Room Floor

Custom / Edited - Sonic the Hedgehog Customs - Sonic, Tails, Knuckles, & Shadow - The Spriters Resource

PC / Computer - Sonic Mania - Puyo Puyo/Mean Bean Machine - The Spriters Resource

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

PC / Computer - Sonic Mania - Crimson Eye - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Customs - Dr. Eggman (Chibi, Sonic Mania-Style) - The Spriters Resource

Sonic Mania - Special Stages, Bonus Stages, & Time Attack Shown Off, Page 16

Sonic Mania springs sprites HD by Sairot247 on DeviantArt

Sonic (S1SMS Overhauled) Sprites v2 by Aburtos on DeviantArt

The VG Resource - Dolphman's submissions