User blog comment:Calvincambridge30/Versus/@comment-27006668-20151022004049/@comment-26982641-20151023131911

The thing is Zach is not a sword fighter, he is more likely ability based on angel as Metatron. Seraph Cas had all of Zach's abilities with his sword fight experience. Also Seraphim is much stronger than all demon species. (Except Cain)