The Last Airbender: Legend of Korra (originally Avatar: Legend of Korra) is an upcoming American television series set in the Avatar universe as a spin-off of Avatar: The Last Airbender. It is expected to air on Nickelodeon in mid-2012. The series is currently under production, and is expected to run for 26 episodes. The co-creators of the original series, Michael Dante DiMartino and Bryan Konietzko, will personally write all of the episodes to allow for a tighter storyline.
The new series will take place 70 years after the end of the Avatar: The Last Airbender story arc, with all-new characters and settings. The protagonist of the new series, Korra, the next Avatar after Aang, is a hot-headed and rebellious young woman from the Southern Water Tribe who is "ready to take on the world". The series plans to follow Korra as she faces an anti-bender revolt while mastering the art of Airbending from Aang and Katara's son,
Korra is a rebellious 16 year old girl from the Southern Water Tribe. As the Avatar, she has already mastered Waterbending, Earthbending and Firebending. She will learn Airbending from Aang and Katara's son Tenzin. The primary and only confirmed setting is Republic City, a "metropolis powered by steampunk-type technology", "inhabited by people from all four nations". There are Anti-Benders in Republic City who are strongly against the art of bending. Here, Korra must deal with rampant crime and an anti-bender revolt.