Previously viewed by the audience and characters as a "super mode" for victory, this episode reframes the Avatar State as a dangerous liability.
Avatar Roku explains that while the state provides the wisdom and power of past lives, it is also when the Avatar is most vulnerable. If killed in this state, the reincarnation cycle ends. [S2E1] The Avatar State
His willingness to traumatize a child (Aang) to end the war reflects the exhaustion and desperation of the Earth Kingdom after a century of conflict. Previously viewed by the audience and characters as