The Legend of Korra

The Legend of Korra is an American animated fantasy action drama television series created by Michael Dante DiMartino and Bryan Konietzko for Nickelodeon. It is a sequel to their previous series Avatar: The Last Airbender (2005–2008), and ran for 52 episodes ("chapters") across four seasons ("books") from April 14, 2012, to December 19, 2014. It has since continued as a comic book series.