Nickelodeon has made the decision to bring back an animated series for a second season, EW.com’s Inside TV reports. The show is "The Legend of Korro."
The series averaged 3.8 million viewers for its first season. The sequel to "Avatar: The Last Airbender" will have 26 episodes in season two, the piece adds.
The cast includes Kiernan Shipka of "Mad Men" and David Faustino of "Married … with Children."