Avatar: The Last Airbender - Season 2 - Eps 1: The Avatar State
Plagued with nightmares featuring the devastating power of his Avatar State, Aang and the gang meet an Earth Kingdom general who has big plans for defeating the Fire Nation. Meanwhile, Zuko and Iroh, having survived the failed attack on the North Water Tribe, have a surprise visit from Zuko's sister with seemingly good news.
About Avatar: The Last Airbender

Title: Avatar: The Last Airbender
First Air Date: 2005-02-21
Last Air Date: 2008-07-19
Status: Ended
Rating: 8.7/10 (from 4263 votes)
Language: EN
Seasons: 4
Total Episodes: 61
Network: Nickelodeon
Genres: Animation, Action & Adventure, Sci-Fi & Fantasy
Production Companies: Nickelodeon Animation Studio, JM Animation, DR Movie, Moi Animation, Nickelodeon Productions
Synopsis
In a war-torn world of elemental magic, a young boy reawakens to undertake a dangerous mystic quest to fulfill his destiny as the Avatar, and bring peace to the world.
Cast

Zach Tyler Eisen
Aang (voice)

Mae Whitman
Katara (voice)

Jack De Sena
Sokka (voice)

Dante Basco
Zuko (voice)

Jessie Flower
Toph Beifong (voice)

Greg Baldwin
Iroh (voice)

Dee Bradley Baker
Appa / Momo (voice)

Grey DeLisle
Azula (voice)

Cricket Leigh
Mai (voice)

Olivia Hack
Ty Lee (voice)