What the heck is Darkspine Sonic?

I had a random thought about Darkspine Sonic and I wanted to dig a little deeper. Strangely enough, information on how this form was created is limited. No

Darkspine Sonic by MutationFoxy on DeviantArt

Pokemon Darkspine Sonic 110

Darkspine Sonic, Sonic Wiki Zone

Steam Workshop::Darkspine Sonic (Sonic and the Secret Rings Wii)

Modern Base, Super and Hyper Sonic Renders - By Me : r/SonicTheHedgehog

Drawing Darkspine Sonic

Steam Workshop::Darkspine Sonic (Sonic and the Secret Rings Wii)

Darkspine Sonic by 1HardDan1 Sonic, Sonic heroes, Sonic fan art

Darkspine Sonic [Super Smash Bros. Brawl] [Mods]

Sonic Forces: Darkspine Sonic Wallpaper by NIKEBERKAY7700 on DeviantArt

Darkspine Sonic the Hedgehog in Sonic Dash on June 17,2023. #darkspine