A combustion bender (defeated in the preceding episode, "Enter the Void"). Impact and Legacy

The episode follows the final confrontation between Avatar Korra and the anarchist group known as the , led by the airbending master Zaheer .

The episode solidifies the return of the Air Nomads as a global peacekeeping force.

The leader who achieved the ability of weightless flight. Ghazan: A powerful lavabender. Ming-Hua: An arms-free waterbender who uses water tendrils.

Korra enters a primal, berserk Avatar State, engaging Zaheer in a massive aerial duel. Meanwhile, Mako and Bolin face off against the remaining Red Lotus members, Ming-Hua and Ghazan.

The Red Lotus captures Korra and administers a lethal dose of mercury-based poison intended to force her into the Avatar State so they can kill her and end the Avatar Cycle forever.

Fans on Reddit and critics on TV Tropes frequently cite this as the series' peak, praising its "realism-induced horror" and the scale of the final fight.

Unlike typical finales where the hero wins and immediately celebrates, this episode ends on a somber note. Korra is left physically weakened and emotionally traumatized, setting the stage for her recovery arc in Season 4.