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 vs Fleetway Super Sonic

Who would win, Dark Sonic or Darkspine Sonic? - Quora

Drawing Darkspine Sonic

Сustom Plush Just Like Hyper Sonic the Hedgehog Inspired Handmade to Order , Not Official

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

Jillian's Fan Art: Darkspine Sonic

DarkSpine Sonic Sonic, Sonic the hedgehog, Sonic fan art

Darkspine Sonic by Smores_the_Bat -- Fur Affinity [dot] net

Pokemon Darkspine Sonic LVX