Green Hill Zone Sprites Remastered by SuperMarioFan1lq on DeviantArt

SMF1 Studios (@SMF1_Machinimist) - Game Jolt

Itachi Uchiha's Susano Short Sprite Sheet by DanteWreckmen-999 on DeviantArt

Flying Tara/Eaca-B/Orca Sprite Sheet by DanteWreckmen-999 on DeviantArt

Green Hill Re-Imagined Sprites by Exclipsy on DeviantArt

Green Hill Zone Advanced. by parrishbroadnax on DeviantArt

SuperMarioFan1lq - Student, Digital Artist

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

Sonic Gene. Green Hill Stage by marvinvalentin07 on DeviantArt

Windy Hill Zone Sprites (V0.4) by NSMBXomega on DeviantArt

Custom / Edited - Sonic the Hedgehog Customs - Green Hill Zone (Super Mario World-Style) - The Spriters Resource