In the penultimate episode of Game of Thrones’s seventh season we were treated to several important revelations about the White Walkers, the mysterious icy race who have emerged as the main antagonists of the HBO series. (Not convinced they’re really all that bad? We’ll touch on that later.)
Firstly, we learned that when a White Walker dies all the wights (reanimated corpses) created by that particular Walker will also perish – presumably for good. By Thrones standards this is pretty encouraging news; that vast army of the dead is a formidable force and the knowledge that all of its rotting soldiers are tied to a much smaller number of leaders makes the inevitable war a little easier to stomach….