When does Lab Rats return?

Lab Rats is an American comedy television series that aired on Disney XD from February 27, 2012 to February 3, 2016. The series stars Billy Unger, Spencer Boldman, Kelli Berglund, Tyrel Jackson Williams, and Hal Sparks. It follows the bionic teens as they unravel in adventurous situations in an attempt to live life like a normal family in the fictional town of Mission Creek, California. As the series progresses, the series introduces various new characters, including Krane and his bionic soldiers Taylor and Sebastian.