The new guy

[Barran]

Originally Posted by flatout

Looks awesome! What is that suppose to be them combine or something (Ryu and Akuma)?

thanks flat!

Oni is the result of Akuma fully "merging" with the Satsui no Hado. He makes his debut in the Arcade Edition update of Super Street Fighter IV as a secret boss and a playable character, and he appears in the Asuras Wrath DLC "Lost Episode - The Strongest vs. The Angriest".

source:
http://streetfighter.wikia.com/wiki/Oni