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.

The Last Airbender that takes place after The Legend of Korra.According to Variety, Avatar: Seven Havens will consist of 26 half-hour episodes spread across two seasons, also known as Books 1 & 2 in Avatar style.

The exciting news comes as Nickelodeon celebrates the 20th anniversary of the original Avatar: The Last Airbender, which first premiered February 21, 2005.