 The PSWL also played teams from the Rocky Mountain Baseball League, the El Paso Sun Kings and the Davis–Monthan Air Force Base U.S. Air Force Team during the 2009 season.The Pacific Southwest Baseball League will play under the name Pacific Southwest League for the 2010 season.The league will consist of 8 teams for the upcoming season including the Tucson Nationals, Tucson Outlaws, Casa Grande Cotton Kings, Yuma Scorpions (not to be confused with the Golden Baseball League team of the same name), Bisbee Copper Kings, Prescott Bears, Green Valley Sox and Nogales Owls.