Watch anime online, stream anime episodes online for free.Watch Avatar the last airbender Book 2 Earth Episode 12 version online and free episodes. Anime Episode guide, Chapter Avatar the last airbender Book 2 Earth Episode 12 The Serpent’s Pass After leaving the desert, the group meets up with Suki, now employed by the Ba Sing Se immigration department, and attempts to lead some Earth Kingdom refugees through the Serpent’s Pass. While Zuko and Iroh are on a ferry to Ba Sing Se, they meet Jet, who is trying to turn his life around. Jet takes an instant liking to Zuko and asks if he wants to join him and his Freedom Fighters. Meanwhile, the gang must contend with a giant serpent, from which the pass takes its name. They head to Ba Sing Se’s outer wall only to find a Fire Nation drill poised to attack it.