Minor League Baseball (fictional)

Reorganization of 2021
The following changes have since been implemented:
 * The independent American Association, Atlantic League, Pecos League, Coasts League, Frontier League and formerly Rookie-level Pioneer League will become MLB Partner Leagues, with the ability for MLB clubs to acquire players from the Partner Leagues to affiliated clubs.
 * Four independent league teams, the St. Paul Saints, the Sugar Land Skeeters, Na Koa Ikaika Maui, and the Somerset Patriots, will be brought into MiLB. The Skeeters have been announced as the new Triple-A affiliate of the Houston Astros, the Saints have been announced as the new Triple-A affiliate of the Minnesota Twins, Na Koa Ikaika have been announced as the new Class-A affiliate of the Honolulu Warriors, and the Patriots have been announced as the Double-A affiliate of the New York Yankees.