Oni has discarded his remaining humanity (saying that it is of no use to "evil incarnate"), his identity as Akuma, and his prominent moral code as a warrior; he will fight anyone to the death, regardless of condition, rather than seeking out worthy opponents to fight in a fair match. His presence is such that certain characters even refer to him as a god in their win quotes.

In addition, he now talks in the third person more than usual, although sometimes he will talk in complete sentences. He 