The new 2D animated series will consist of 26 half-hour episodes spread across two seasons, or Books 1 & 2 in “Avatar” style. News of the pickup comes as “Last Airbender” prepares to celebrate its 20th anniversary, with the original show having debuted on Feb. 21, 2005.

It’s official, a new Avatar cartoon is coming as Nickelodeon and Avatar Studios announce Avatar: Seven Havens. Avatar: The Last Airbender creators Michael DiMartino and Bryan Konietzko announced the new series to celebrate Avatar’s 20th anniversary.

Get the first official details on the next Avatar. The next generation's Avatar has awakened, and she's an earthbender.For the 20th anniversary of Nickelodeon's Avatar: The Last Airbender, the network revealed the first official details on the next animated sequel series,