When does Mixels return?

Mixels is an American animated television series that aired on Cartoon Network. Following colorful creatures known as Mixels, the series depicts their exploits involving their ability to combine with one another in order to solve problems or fight against their enemy: the Nixels. The series first aired on February 12, 2014, with a new episode of Teen Titans Go! and the series ran for two seasons, concluding on October 1, 2016.
Mixels consists of 24 tribes who each have a different color scheme and inhabit a fantasy landscape. These creatures can Mix (a two-Mixel combination), Max (a three-Mixels combination), and Murp (a failed Mix) in all kinds of situations.