User blog comment:Derax-Pagani/Fairy Tail Chapter 494: The Hill Extending Towards Tomorrow Review/@comment-5672982-20160716191448/@comment-1359322-20160717004651

If Larcade can beat Acnologia, Zeref wouldn't need Fairy Heart in the first place. Besides Zeref only said he's the secret weapon to beat Acnologia. Having the method to beat Acnologia is different from being able to beat Acnologia.