Zuko is going with elemental magic too, they could train together and lament the loss of their native elements haha. but idk I feel like there are unexpected personality parallels, too! there's a video out there somewhere of the voice actor of Zuko singing Let It Go at a convention by popular request ahaha

also re: failing to find streaming for anything animated ever again... my gift to you, my fav site in the world rofl. it has everything...