Wan Shi Tong already made one appearance in Avatar: The Last Airbender season one, speaking to Aang in the Spirit World. So perhaps we shall see him again. Finally, Joo Dee is the face of Ba Sing ...

Perhaps the live-action version wasn't quite ready for Avatar meets Apocalypse Now. Still, with its twist on Book 2's "The Cave of Two Lovers" and its introduction of library spirit Wan Shi Tong ...