Secrets of Sonic the Hedgehog

Mighty in Sonic 1 Rev 1.1 with Knuckles Chaotix sprites (S1 Hack

Sonic the Hedgehog - Green Hill Zone by SonicDash57 on DeviantArt

Sonic in Green Hill Zone [Sprite Animation/2K Special]

Custom Green Hill Sprites [Outdated] by FuzzysArting on DeviantArt

Novos sprites (Green Hill) - Sonic Genesis

Green Hill Re-Imagined Sprites by Exclipsy on DeviantArt

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

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

Splash Hill Zone Video game sprites, Sonic, Cricut crafts

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