The VG Resource - Dolphman's sprite library of customs & edits

Steam Workshop::Green Hill Zone

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

Sonic the Hedgehog - Green Hill Zone by SonicDash57 on DeviantArt

Custom Green Hill Sprites [Outdated] by FuzzysArting on DeviantArt

green hill in simple sonic worlds by chucknick - Game Jolt

S2Beta:Prototype Zones/Neo Green Hill - Sonic Retro

Sonic Platformer Game

CodenameGamma🏳️‍⚧️ on X: The Sonic Mania Sprites in S3k. all it took was some code moving sadly the S2 sprites caused crashing. gonna try the S1 sprites for sonic next. #SonicOrgins /

Sonic x Higround Green Hill Zone Mousepad