When does Redakai: Conquer the Kairu return?

Redakai: Conquer the Kairu is an animated series that premiered on YTV in Canada on July 9, 2011, on Cartoon Network in the United States on July 16, 2011 and on Canal J and Gulli in France on October 22, 2011. The series was created by Vincent Chalvon Demersay and David Michel and was co-produced by Canada's Spin Master Entertainment. The show's animation style has been compared to that of anime.
The series revolves around Ky, a 15-year-old student of ancient martial arts, who embarks on an epic quest to find the Kairu, a primordial alien energy source.