Darkspine Sonic (SSB4)

Sonic - Ultimate Frame Data

Super Smash Bros Wii U SUPER SONIC VS SUPER SHADOW (Smash 4/SSB4) Mod Mondays

Steam Workshop::ultimate sonic player model pack

Smash 4/Ultimate Black Sonic [Sonic Adventure 2] [Mods]

Smash 4 Model Import Updates - Virtual Hedgehog & Link Sonic

Brawl Vault

MMD - Multiverse Sonic (DL Open) by MarceloHatsuneBlue32 on DeviantArt

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

100 Subs Special: A Smash 4 Montage Sonic vs Dark Sonic SPEED BRAKE

Gryz on X: Darkspine Sonic for my custom #SonicTheHedgehog mod in #SuperSmashBrosUltimate #SmashBros / X

Joined Hyper Rivals by Kenji195 on DeviantArt

Hyper Improved Super Smash Bros 4 Character Trophy by HyperFlare957 on DeviantArt

Has Dark Sonic appeared anywhere else other than Sonic X? : r/SonicTheHedgehog