After debuting in 2004, Miller began wrestling for WWE in 2006 and competed in its developmental territories Deep South Wrestling (DSW) and Florida Championship Wrestling (FCW) before appearing on the first season of "NXT" in 2010. He debuted on the main roster that same year as part of The Nexus, becoming a three-time WWE Tag Team Champion with Justin Gabriel. In 2016, Slater entered a storyline which included him forming a partnership with Rhyno, leading the two to become the inaugural WWE SmackDown Tag Team Champions. He is the first wrestler to hold both the Raw and SmackDown Tag Team Championships. All totaled, Slater is a four-time Tag Team Champion in WWE.