The Legend of Korra Season 4 Episode 6-Battle of Zaofu Episode Title:Battle of ZaofuEpisode Description:After Suyin and her twin sons are captured while infiltrating Kuvira's camp to take her out, Kuvira agrees to a duel with Korra to decide control of Zaofu. Although now free of the effects of the Red Lotus poison, Korra remains off-balance and Kuvira goads her to gain further advantage, consistently outmaneuvering Korra. Unable to otherwise gain the advantage, Korra enters the Avatar State and prepares to deliver a devastating blow, until she hallucinates a vision of her dark spectre in Kuvira's place and collapses to the ground. Opal, Jinora, Ikki and Meelo save Korra and flee with her on the back of an air bison. Meanwhile, Varrick and Bolin escape after Varrick improvises a spirit vine bomb. Kuvira forces Zaofu's citizens to submit, and has Baatar Jr. and Zhu Li continue work on the vine superweapon.