The North American Baseball System includes Major League Baseball, Minor League Baseball, Winter League Baseball, Independent Baseball and the Men’s Amateur Baseball League (a National Tournament for the top Amateur Baseball teams in USA, which has included in its Senior League tournament MSBL the Ulster Buccaneers (also known as Ireland Buccaneers and UK & Ireland Buccaneers)

Baseball Amateur World Series

Irish teams have been competing in the Men’s Senior Baseball League Amateur World Series in Arizona since the 2010s. Ulster Buccaneers were the first, a team gathered together from Senior players in both Ireland and Britain, they have been competing in the MSBL Amateur World Series featuring teams from all over USA and Canada.