sonic sprite test 2 : r/SonicTheHedgehog

Sonic Mania/Unused Graphics - The Cutting Room Floor

Sonic Advance 3 Sprite Sheets - Game Boy Advance - Sonic Galaxy.net

Complete - Orbinaut Framework: Green Hill Pack

Custom / Edited - Sonic the Hedgehog Customs - Green Hill Zone Background (Modern, Genesis-Style) - The Spriters Resource

ArtStation - Sonic the Hedgehog Diorama Series: Green Hill Zone

User blog:SalaComMander/SalaComMander's first sprite comic, Sonic Wiki Zone

Green Hills Zone Sprites by Alex13Art on DeviantArt

Pack de tiles da Green Hill Zone! :D

Neo Green Hill In Sonic Mania [Sonic Mania] [Works In Progress]

Robot Game Design – Pixel art sprite art style mood boards – My work!