Game Boy Advance - Sonic Battle - Green Hill Zone - The Spriters Resource

Complete - Orbinaut Framework: Green Hill Pack

Sonic 1 HD: Green Hill Zone by Hyperchaotix on DeviantArt

I made Green Hill Zone in note blocks for my friend's Minecraft recreation of Sonic The Hedgehog (1991) : r/SonicTheHedgehog

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

Green Hill Zone Expanded by UltraEpicLeader100 on DeviantArt

Mania Madness Ep. 1 Preview Green Hill Zone W.I.P. (Sprite Animation)

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

Sonic The Hedgeblog — Past Green Hill 'Tails & The Music Maker' SEGA

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