Men's Senior Baseball League Men's Senior Baseball League The Men’s Senior Baseball League (MSBL)/Men’s Adult Baseball League (MABL) is a national organization in the United States, with 325 local affiliates, 3,200 teams, and 45,000 members who play organized amateur baseball in local leagues, 30 regional tournaments and six national tournaments. The Men’s Senior Baseball League (MSBL)/Men’s Adult Baseball League (MABL) is an amateur baseball league for adults 18 years of age and older was founded by Steve Sigler in 1988. Soon after, Steve established the MSBL/MABL World Series and Fall Classic which take place every October/November in Arizona and Florida, respectively, playing on almost
Baseball Challenge League compete for the league championship. Each team carries 27 players. Typically, players earn 150,000 yen (c. U.S. $2,000) per month, with another 50,000 yen in potential bonuses. The league imposes a 7.2 million yen (c. U.S. $60,600) salary limit for team managers. The BC League began play in 2007 as the Hokushinestu Baseball Challenge League. It originally consisted of four teams based in the Hokuriku region: the Ishikawa Million Stars, the Niigata Albirex Baseball Club, the Shinano Grandserows, and the Toyama Thunderbirds. In 2008 the league added two teams, Gunma Diamond Pegasus and the Fukui Miracle Elephants, and split into