User blog comment:FairyRaven/Fairy Tail Chapter 471: Until the Battle is Done, Review and Commentary/@comment-86.66.207.37-20160201135533/@comment-105.155.134.93-20160201140753

I believe that if somehow Lucy and Zeref end up meeting there's definitely a possiblity that we'll get a flashback showcasting Anna's abilities and at some point maybe Zeref ends up making a remark like "You're halfway there" or something.