Avatar: The Last Airbender Season 3 Episode 20
Sokka, Suki, and Toph try to stop the Fire Nation’s air fleet. Meanwhile, Zuko and Azula duel in an Agni Kai and Aang confronts the Fire Lord. On the verge of losing, Aang gets hit in the back of his scar which sends him into the Avatar State.
Serie Name: Avatar: The Last Airbender
Episode Name: Sozin's Comet (3) - Into the Inferno
Air Date: 2008-07-19