Claim: Avatar: The Last Airbender is an animated World Series.
Evidence: Avatar : The Last Airbender -LRB- Avatar : The Legend of Aang in some regions -RRB- is an American animated television series that aired for three seasons -LRB- referred to as `` books '' in each episode 's title card -RRB- on Nickelodeon from 2005 to 2008.
The World Series is the annual championship series of Major League Baseball -LRB- MLB -RRB- in North America , contested since 1903 between the American League -LRB- AL -RRB- champion team and the National League -LRB- NL -RRB- champion team.