Talk:Dark Mephisto/@comment-5243739-20160803153717/@comment-5527544-20160803162404

It is most likely that Mephisto existed as Mizorogi's powee as Nexus did for his hosts, but Mephistor corrupted his host's mind. Whent he Mephisto personality was destroyed then Mephisto just became a form Shinya would take one.