User blog comment:IamJakuhoRaikoben/Chapter 375: Supernatural, Review./@comment-5303512-20140314233709/@comment-24066070-20140315100716

Or he caught Gildarts' scent and thought "Why the F is this guy still alive? Let's finish him for real this time."

I could be mistaken, but didn't Doranbolt sense Zeref? It seemed as if he recognised it was Zeref, but I don't know how he could immediately tell Zeref was there. This was never clear to me.