[And her gaze lingers on you for a moment, Crowley. And it isn't the possessive, crazed look she's been shooting your way. For the moment, there's genuine anger.]

Jormungandr, the World Serpent, child of Angrboða and Loki and enemy of Thor. After being thrown into the ocean with the rest of his siblings, he grew to such a size that he could encircle the planet and seize his own tail, and when he should let go it would spell the end of the world. That's the basic facts of who he is.

Is there a point you're trying to make Crowley, or should I recite further into his history and the Norse conception of what'll occur in Gotterdammerung?