9.0 1586 After arriving at the great wall of Ba Sing Se, Aang and the gang discover that the Fire Nation has constructed a great drilling machine to penetrate the wall. The drill is also followed by an army of Fire Nation troops. Also, Zuko and Iroh are having trouble hiding the fact that they are both Firebenders.
Runtime: 24 min
Starts: Zach Tyler, Mae Whitman, Jack De Sena, Jessie Flower
Director: Giancarlo Volpe