User blog comment:Hunterinpurgatory/How long will Dean and Cas be stuck?/@comment-3481504-20120614145339

Actually, I changed my mind, I think they'll be stuck there for a while, since given this picture: AvTO-3YCAAEfUS2.jpg, as normally, title cards, or whatever, revolve the Season's plot as a whole, e.g. the bust of black Leviathan blood (S8), or the bloodline of Dean and Sam (S5).