Sonic Chaos Tails Sprites (Sonic 2 Palette) by NickyTeam2 on DeviantArt

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

Custom / Edited - Sonic the Hedgehog Customs - Sonic (Mania, Sonic 1-Style) - The Spriters Resource

PC / Computer - Sonic Mania - General Objects - The Spriters Resource

PC / Computer - Sonic Mania - DD Wrecker - The Spriters Resource

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

PC / Computer - Sonic Mania - Game Icon - The Spriters Resource

PC / Computer - Sonic Mania - Big Squeeze - The Spriters Resource

PC / Computer - Sonic Mania - Shiver Saw - The Spriters Resource

PC / Computer - Sonic Mania - Fang, Bean, & Bark - The Spriters Resource

Multiple Sonic Mania by DevyOfficial on DeviantArt