Sonic 1 TTS 1990 Demo (Sprites Remake) by DevyOfficial on DeviantArt

Sonic 2-Dust Hill Zone-Past, Bad and Good Future by Sapristi45 on DeviantArt

Mad Gear - LED Storm by DrBreak on DeviantArt

1990/11/28 by CartoonsAnimate22 on DeviantArt

Custom / Edited - Sonic the Hedgehog Customs - Sonic (Tokyo Toy Show-Style, Expanded) - The Spriters Resource

a bunch of sonic 1 tts sprites by DamienHamy1703 on DeviantArt

Talrareth The Demon Spritesheet by DevyOfficial on DeviantArt

Mysterion the Hedgehog Sprite Sheet by Minecraft-Fan38 on DeviantArt

1990 Sonic 1 Demo-Tokyo Toy Show pictures by Sapristi45 on DeviantArt

Friendship (S2 Creepypasta) CONCEPT by DevyOfficial on DeviantArt

masonsuarez12 User Profile

Sonic Mania Sunrise Gate Zone by Alex13Art on DeviantArt