Secrets of Sonic the Hedgehog

Sonic Mania - The Cutting Room Floor

Sonic The Hedgehog Sprite Sheets - Sega Genesis - Sonic Galaxy.net

Sega Genesis / 32X - Sonic the Hedgehog - Green Hill Zone Objects - The Spriters Resource

Wii - Super Smash Bros. Brawl - Green Hill Zone - The Textures Resource

Custom / Edited - Sonic the Hedgehog Customs - Green Hill Zone Chunks (Prototypes, Sonic Mania-Style) - The Spriters Resource

The Spriters Resource - Full Sheet View - Sonic the Hedgehog (Prototype) - Green Hill Zone Act. 1 (Normal)

Pack de tiles da Green Hill Zone! :D

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

Sonic The Hedgeblog — In early 'Sonic 1′ screenshots the Green Hill Zone

Sonic Mania Sprites Sonic Amino PT~BR© Amino