Avatar: The Skybender Saga

It is 293 AG. Korra's gone - 120 years have passed since the four villains were vanquished in Korra's heyday. Many more fell in her lifetime. Now the new Avatar, a Metalbender named Xin, must face his responsibilities. Sailing on the Zhu Li XIV - a Varrick Global Industries airship, Xin and his friends quickly find themselves embroiled in events that will change the world.