Sports in Phoenix mirroring the major league teams which play in the Cactus League. The only two Cactus League teams which do not have a rookie league team playing in Phoenix are the Kansas City Royals and the Colorado Rockies. The Arizona Fall League is an off-season league run by Major League Baseball, and consists of six teams made up of some of the most talented minor league players in baseball. Unlike baseball's minor leagues, like AAA teams, the teams are not affiliated with a single major-league team. Each of the six teams is affiliated with five major league teams, all of which
Independent baseball league both teams have frequently worked together to promote baseball in the Upper Midwest. A new independent league, the Southwest League of Professional Baseball, was announced in February 2016 to begin play in 2018. The league will initially consist of six teams in Texas and Missouri. In mid 2017, they announced that they were postponing the league's open until 2019. Independent baseball league An independent baseball league is a professional baseball organization located in the United States and Canada that is not operated in conjunction with either a Major League Baseball team or an affiliated Minor League Baseball team. Being independent