Avatar Kimura: Charged an exorbitant fee for every act of heroism. This bankrupted the Southern Water Tribe, forcing them to sell their towering spires and move into ice hovels.
Avatar Cortez: Restored balance to the ring by unmasking notorious chi-blocking Luchador Juan “The Bull” Vasquez.
Avatar Aang: Found molding someone’s soul to his whim preferable to lethal force.
Avatar Rai: Declared himself God King of the Northern Water Tribe. Enjoyed a hundred years of tyranny before choking on roast bison flank. Asked to be remembered as a martyr.
Avatar Cletus: The second Foggy Swamp Tribe Avatar, and the first to not be inbred.
Avatar Shiro: Put the “terror” in eco-terrorism.
Avatar Kyoshi: When a problem couldn’t be solved with violence, she used more violence.
Avatar Kuruk: Useless. The Warren G. Harding of messianic kung-fu mages.
Avatar Tao: The first and last sharkbender.
Avatar Ran: Controversial. Bloodbent his foes until they “stopped hitting themselves.”
Avatar Wang: Bent the Earth away from a collision course with Sozin’s comet, then took the rest of his life off.
Avatar Roku: Teamkilled.
Avatar Ishida: A street magician of note whose career was ruined when he obtained legitimate magical power.
Avatar Jeong: Invented vodkabending and died of liver failure one week later.
Avatar Yangchen: A pacifist with a two-digit body count.
Avatar Kaneda: Used Avatar status less for saving the world and more for impressing women.
Avatar Korra: Ground non-benders back into the dirt where they belong.