User blog comment:FairyRaven/Fairy Tail Chapter 414: Drops of Fire, Review and Commentary/@comment-213.89.153.169-20150105144812/@comment-7418318-20150105145149

For me it seems as if the appearances of Lumen Histoire and Zeref were just a "Hey people, I didn't forget about those so hang in there." sign by Hiro Mashima.