User blog comment:FairyRaven/Fairy Tail Chapter 349: The Demon Doriate, Review and Commentary/@comment-5303512-20130830134558/@comment-3987368-20130830184540

Indeed anything can happen but for now, being a demon from the Book of Zeref and being the Embodiment of Evil are two different things by nature, regardless of who says what. If something comes up later, we make an adjustment for it but with the way it is now, this Dark Mage has to be considered a demon.