All that's known is that he is an import like the rest of us. He claims to be the Christian devil - but I suspect that is merely an affectation.

[He hands Phoenix a cup of tea and sits down with his own. Then he hesitates a moment, because of the absurdity of this, but...]

The...prints I got from him matched those of the President. This was, of course, a function of his ability to alter the space around him.