User blog comment:Iron.Shadow.Dragon/Nine Demon Gates Match-up Predictions/@comment-5894890-20131011225530/@comment-5894890-20131012004537

Because she is portrayed as a strong female character. And also that she has this harpies-like appearance, in other words like how take-over takes over the abilities and appearance of some a person or some sort of creature. Also... Mirajane; one of the strongest female mages in Fairytail against a strong female mage in tartarus, would all lead to what I said was cool.