User blog comment:B214/Chapter 499: Gray & Juvia/@comment-122.162.151.217-20160829110028

The only way in which i think juvia can be confirmed as dead- and would make a pretty good story while i'm at it- would be for juvia to be used by nienhart as a historia against the eventual nienhart vs erza battle. Because if juvia did show up erza would be both incredibly shocked as well as not able to harm her. POssibly giving nienhart the upper hand and juvia's death confirmed