User blog comment:ImperiexSeed/The oldest being, archangel or leviathan?/@comment-101.160.191.17-20120522085708/@comment-3481504-20120526022317

possibly, maybe he (God) made him before the rest, as he's God's sribe.... In any case, however, Archangels are stronger than both Leviathans & Metatron.

also, Cas' own words, "they're [Leviathans] the Piranha that would eat the whole aquarium".

Death, wrong, not typically, BUT occasionally.