Spoilers ahead for last night’s episode of Game of Thrones. Let's talk about Arya Stark. Like most of the Stark children, she's survived untold horrors over the years/seasons on Game of Thrones, but unlike a few of them, she's alive and in good shape to survive the trials that are yet to come. Arya, and by extension actor Maisie Williams, got to play a massively important part in the story so far in the most recent episode, quite literally saving the people of the North from certain death. But how she managed to get this …