User blog comment:Ixarising/High School DxD Dream Battle/@comment-24421137-20140114083620/@comment-24421137-20140114090930

now that I think about it the story did say she is the strongest female devil so lets change serafall to lady phenex.

Lady phenex

I guess she has regeneration pyrokenesis

speculation but I doubt we will ever see her powers so what they specialize in