User blog comment:ImperiexSeed/The oldest being, archangel or leviathan?/@comment-83.253.153.202-20111226235346/@comment-184.77.255.73-20111227221854

Uh, he obviously didn't gain the power of a "God", Death saw him as nothing more than an annoyance & Cas was so scared of Michael/Lucifer that he had Crowley safeguard their Cage.