Green Hill Zone - Sonic.exe: Flashes of Souls. by Stydex786 on DeviantArt

Other on SS-EXE - DeviantArt

Emerald Hill Zone, Past by MetalSonic98 on DeviantArt

Oh my gosh by goldchild1 on DeviantArt

Sonic.exe Green Hill blood river sprites by MattSpriteMaster on DeviantArt

green hill zone act 1 by tails1 on DeviantArt

Blood Scream - Stormy Hill Zone by BECDoesDA on DeviantArt

Green-Hill-Zone

Sonic.exe: Hill Act 2 - Grass by GuardianMobius on DeviantArt

Green-Hill-Zone

Stydex786 - Hobbyist, Digital Artist

SFM)Through Green Hill Zone We're Rolling by CipherZeroSixtyFour on DeviantArt

Suicide Hill Zone (Sonic.exe) by Leo87sonic on DeviantArt

An Ordinary Battle Amongst Familiar Hills by Hazard-the-Porgoyle on DeviantArt