User blog comment:A.J AL/Season six plot hole./@comment-2020973-20121228183603/@comment-3481504-20121228191907

At the time of which Castiel pulled Dean from Hell, he was an ordinary Angel. Seraphim could likely take on millions of demons at once. Remember, in "The Man Who Knew Too Much", the massive clutter of demons didn't phase Castiel, however they managed to take out his guards.