When does The X's return?

The X's is an American animated television series created by Carlos Ramos for Nickelodeon. The series centers on a nuclear family of four highly trained spies who must conceal their identity from the outside world. Mr. X (voiced by Patrick Warburton) is the family patriarch and leader of the X's. He and Mrs. X have their daughter named Tuesday, their son named Truman, and many gadgets at their disposal. The show was compared to The Incredibles and Alias.