Evil Ash is about Saiki's possession of Ash Crimson, since he, having insolently tried to steal his powers, for which saiki ended up taking control of his body, ash is capable of using black flames, in which he can infuse his punches and kicks into black flames to cause great damage, he can launch projectiles and waves of fire, he can also make his opponents lose their powers for a short period of time, his personality is someone condescending, cynical, mocking, sadistic, evil, refined, selfless