User blog comment:FairyRaven/Fairy Tail Chapter 324: The One Who Closes The Door, Review and Commentary/@comment-88.80.242.78-20130322143709/@comment-1776824-20130322151642

Everything except coming from another dimension. Edolas is sealed off, and if Mashima finds some bull way to bring Edolas back into this, then I'll be sore, that's for sure. But your conclusion is the only logical one, based on everything that's happening.