Sonic 1 but different sprites [Sonic The Hedgehog (1991)] [Mods]

ArtStation - Sonic 1 Forever with Cartoony Sprites

Dicas dos Jogos do Sonic

Playable Amy is great, but Sonic Origins Plus is pointless if it doesn't address the original's problems

Sonic The Hedgehog KawariNo

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Sonic the Hedgehog (DTMcFries), Funkipedia Mods Wiki

Sonic's Comparison, but it's different 2.0 (ver 2) by Abbysek on DeviantArt in 2023

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