Green Hill Zone Sprites Mania by Alex13Art on DeviantArt

Windy Hill Zone Sprites (V0.5) by NSMBXomega on DeviantArt

Green Hill Zone (TTS-Style v2) by DevyOfficial on DeviantArt

Windy Hill Zone Sprites by Vebills on DeviantArt

Mania Sonic Sprites (Retired) by Alex13Art on DeviantArt

Boss Mushroom Hill Zone by Quagmirefan1 on DeviantArt

Sea hill sprites by Vebills on DeviantArt

Jungle Zone Sprites by Alex13Art on DeviantArt

SONIC 4 ~ THE RERUN - Splash Hill Zone Act 1 (WIP) by Tailsmonster12 on DeviantArt

Green Hill Zone Tileset by supersonic1009 on DeviantArt

Gust Planet Zone Sonic Mania V2 by Alex13Art on DeviantArt

Sonic Mania - GHZ giant totem pole (REMADE) by retrobunyip on DeviantArt

Sky High Zone Sprites by Alex13Art on DeviantArt

Sonic the Hedgehog - Green Hill Zone by SonicDash57 on DeviantArt

Frozen Citadel Zone by DanielMania123 on DeviantArt