His battle against Zhao's forces is incredibly directed ... on the world they're destined to save, Iroh and Avatar Roku tell Zuko and Aang the story of how the 100-year war began.

Avatar: The Last Airbender season two will, of course, bring back all our live-action favorites, including Aang, Sokka, Katara, Zuko, Uncle Iroh, and more. But, new faces and friends, including ...