User blog comment:Rafe Adler/"War of the Worlds" Discussion/@comment-3045936-20171124183642/@comment-1031724-20171126150745

Then Azazel's death in Season 2 will lose all power. And how would they kill Abaddon again?

But, I don't think it'll happen, coz that would revive Crowley, and Mark Sheppard left the show. And they just can't recast Crowley, we knew and loved Mark Sheppard as him for eight seasons.