The Arizona League is a minor league baseball league that operates in and around Phoenix, Arizona. It is a rookie-level league run by Major League Baseball since 1989. Along with the Gulf Coast League, it forms the lowest rung of the minor-league system. Games are not marketed to the general public, and no admission is charged for spectators. The regular season is 56 games, with a 35-player roster limit. Players must not have more than three years of previous minor league experience to be eligible to play.