Checkmat BTX is a martial arts school in Brownsville focused on jiu-jitsu. The school was established as Jose’s permanent home after years of dedication to the art, including training under Master Leo Vieira at Checkmat Headquarters in 2016 and returning to Checkmat Buena Park in 2017, where he won multiple competitions and superfights. Its background is rooted in the Checkmat team and high-level grappling instruction.