Dark Spine Sonic 7 Sprite Sheet by fnafan88888888 on DeviantArt

All Nega Sonic Forms by fnafan88888888 on DeviantArt

Hexafuse Sonic-Amy-Silver by Ceciliavonjoy on DeviantArt

Nega Sonic 4 sprites by multiadventures984 on DeviantArt

Mega Dark Spine Sonic Pixel Art by fnafan88888888 on DeviantArt

Sonic and Shadow's Form Power Levels (from 1 to 3) by fnafan88888888 on DeviantArt

Dark Spine Sonic 7 Sprite Sheet by fnafan88888888 on DeviantArt

Evil Sonic's forms by fnafan88888888 on DeviantArt

Hyper Sonic's forms by fnafan88888888 on DeviantArt

fnafan88888888 User Profile

fnafan88888888 User Profile

Darkspine Sonic 5 by Phantom644 on DeviantArt

fnafan88888888 User Profile

Kokoro Sonic and Telekinetic Silver by fnafan88888888 on DeviantArt

Darkspine Sonic sprites v1 by 6ryan4 on DeviantArt

Ultimate Super Sonic Sprite Sheet by fnafan88888888 on DeviantArt