THIS IS SOMETHING THAT YOUR NOT REALLY GOING TO NEED.
I USED TO HAVE THE ORIGINAL MICROLEAGUE BB AND MLB II AND IF YOUR PLAYING LEAGUE GAMES ON THE ORIGINAL YOUR PRETTY MUCH SET. WHEN THE ORIGINAL GAME WAS RELEASED YOU COULD PURCHASE THE GENERAL MANAGERS DISK FOR CREATING YOUR VERY OWN TEAMS AND LEAGUE, YOU ALSO COULD PURCHASE A SEASON DISK WHICH AT THAT TIME WAS ONLY FOR THE 1984-1985-1986 REGULAR SEASONS STATS AND PLAYER RATINGS. NOW ON MLB II THE EXPANSION DISK IS EQUAL TO MLB I GM DISK.