1. The Black Sox- lifetime ban
In 1919, the Cincinnati Reds beat the Chicago White Sox 5-3 in the best of nine World Series.
The White Sox, later to become known in baseball history, as the Black Sox were heavily involved in betting syndicates and the Mafia during the games to fix the series.
Eight players from the team received lifetime bans including: Eddie Cicotte, Oscar Felsch, Arnold Gandil, Joe Jackson, Fred McMullin, Charles Risberg, George Weaver and Claude Williams.