Board Thread:Questions and answers/@comment-30269381-20161019025530/@comment-27496972-20161105120649

Still, we already know that (a) the story isn't completely over, and (b) Ragna will somehow return, eventually.

Also, that alternate version of him most likely came from some place else or was just a glympse of him from the Boundary/future/alternate timeline/whatever, you get the idea...