The Night King's army of the undead was an invincible foe in Westeros. But how well would his wights do against modern weapons, and could the defenders of Winterfell have replicated them?

A popular fan theory says GoT is a metaphor for the threat of global warming. But by the same logic, it could also be a metaphor for the encroachment of automation, or any other drastic upheaval on your mind.