Jon Snow's resurrection was one of the most famous moments on , but the explanation for how (and even why) it happened has been less-than-satisfactory. As critical as Jon Snow's death episode was during the height of popularity — the season 5 finale, "Mother's Mercy" — the expected justification for it through wider narrative significance hadn't come by the time season 8 finished. It's not the only unexplained mystery with lingering questions left behind by , either. With the complex history and lore of this world, there are many aspects of that are not always easy to explain within the confines of a TV show.