User blog comment:IamJakuhoRaikoben/Chapter 452: The Prelude to the Final Battle, Review./@comment-24053170-20150914045720/@comment-5894890-20150914170224

This a wild guess, but I feel Lucy might play a part in this. August may use all sorts of magic, but even him, probably isn't familiar with Celestial spirit magic/ the thing that may strongly relate to the One magic. Or old guy vs old guy... August vs Warrod.