User blog comment:KillRoy231/How did you feel about O Brother Where Art Thou?/@comment-1031724-20160101070419/@comment-1031724-20160101221355

Rowena's female and she survived as well. Male or female, Abaddon is, and will remain, the last main villain to die in Supernatural. Metatron and Rowena survived and Amara is invincible