User blog comment:Miskos3/Fairy Tail Chapter 483: Seven Stars, Review/@comment-4507125-20160426174015/@comment-4829046-20160426190307

Except Zeref actually wanted to die at that point and didn't even use a fraction of the magic at his disposal... He knows full well that Acno can't kill him so it would be a very different fight, assuming that Acno even wants to.