Yes TripleA Baseball should be on the list like Football League Championship in total attendance Next in US sports like MLB NBA NFL and NHL they all have two more innerleagues in each of league eg EasternWestern conference or AmericanNational League Their innerleagues are the section of the league They play against other division teams in a season So the league itself is MLB NBA NFL and NHL But There are no games between the International LeaguePacific Coast League and MLB So they are different leagues