"The Legend of Korra" Book 2 has concluded and the 2013 Annie Awards will see the Nickelodeon hit series battle it out with other animated series.

Presented by the International Animated Film Society, the 2013 Annie Awards has recently announced its nominees, and "The Legend of Korra" has three nominations!

Here are the three categories "The Legend of Korra" is nominated for:

Best Animated TV/Broadcast Production For Children's Audience

"Adventure Time" - Cartoon Network Studios
"Beware the Batman" - Warner Bros. Animation
"Disney Gravity Falls" - Disney Television Animation
"Kung Fu Panda: Legends of Awesomeness" - Nickelodeon Animation Studio
"Regular Show" - Cartoon Network Studios
"Scaredy Squirrel" - Nelvana
"Teen Titans Go!" - Warner Bros. Animation
"The Legend of Korra" - Nickelodeon Animation Studio

Directing In An Animated TV/Broadcast Production

Colin Heck - "The Legend of Korra" - Nickelodeon Animation 
Elaine Bogan - "Dragons: Defenders of Berk" - DreamWorks Animation
Stephan Franck - "The Smurfs: The Legend of Smurfy Hollow" - Sony Pictures Animation
John Aoshima - "Disney Gravity Falls" - Disney Television Animation
Aaron Springer - "Disney Mickey Mouse" - Disney Television Animation
Angus MacLane - "Toy Story of Terror" - Pixar Animation Studios
Harold Harris - "Justin Time" - Guru Studio

Production Design In An Animated TV/Broadcast Production

Angela Sung, William Niu, Christine Bian, Emily Tetri, Frederic Stewart - "The Legend of Korra" - Nickelodeon Animation Studio 
Liz Artinian, Ray Feldman, Chris Fisher, George Fort - "The Venture Bros." - "What Color Is Your Cleansuit" - Titmouse Inc.
Steven Sugar, Emily Walus, Sam Bosma, Elle Michalka, Amanda Winterstein - "Steven Universe" - "Gem Glow" - Cartoon Network Studios
Lynna Blankenship, Dima Malanitchev, Debbie Peterson, Charles Ragins, Jefferson R. Weekley - "The Simpsons' Treehouse of Horror XXIV" - Gracie Films in Association with 20th Century Fox TV
Christophe Vacher - "Transformers Prime: Beast Hunters"- Hasbro Studios
Nick Jenings, Sandra Calleros, Teri Shikasho, Ron Russell - "Adventure Time" - Cartoon Network Studios

For a complete list of nominees, click here.

Last year, "The Legend of Korra" failed to win any of the Annie Awards it was nominated for, so here's to hoping it fares better in 2013!