User blog comment:Calvincambridge30/Versus/@comment-79.115.74.88-20151120150915/@comment-3481504-20151122140247

That's what I was saying, that Alastair is stronger than Azazel. Now I wouldn't go as far as to say he could kill him without a supernatural weapon.

Gadreel was probably a seraph or grigori, so it'd make sense that she'd flee from that.