<p>Xai Bau we really don't much about him. Xai Bau non bender of earth kingdom descent who saw how the white lotus had been drifting from its original purpose and meditated into the spirit world to talk to Iroh in his mind the greatest white lotus member of all time about the issue, iroh explained that creating a new society would be a good idea so that the old ways of the white lotus could be passed on. Unfortunately after He had left Iroh, his spirit was drawn to the tree of time and there he met Vaatu who explained to him about his relation to raava and how when when wan fused with her it created imbalance in the world, the dark spirit encouraged Xai Bau to aid him in his escape so he could return the world to balanced state, when Xaibau left he realized that forming his own society would be for the better, and once he founded it he wanted to destroy the imbalance that the avatar has brought and the imbalance and oppression humanity had brought upon its self. </p>