Naila al-Kimyai is the Demon's (head) wrote in rooms,
Re: Claire B/Ra's Learn to play this game better. Can fly.
Given the recent cult activity in Gotham, its far more likely that he was taken by one of them, especially with their slant on biblical females. If he were to have been taken by those taking people with abilities from Marvel, it would stand to reason that those same people have one of these and know of the existence of the hotel, otherwise they would not be able to travel from one to the other.