Though her capacity for affection seems stunted after years of brutal losses and training under the Faceless God, there is no denying Arya's love for Jon Snow. If tasked with raising Jon and Dany's child, Arya could draw on the teachings of Syrio Forel and Jaquen H'ghar to teach the young one all about appeasing and evading the God of Death. (Look, we never said she'd be a good parent. But what's life in the GOT universe without a hefty serving of childhood trauma?)