Additionally, World Series-deciding games have gone to extra innings 10 times: 1912's game 8, 1924's game 7, 1933's game 5, 1939's game 4, 1991's game 7, 1992's game 6, 1997's game 7, 2012's game 4, 2015's game 5, and 2016's game 7 all went past 9 innings before a champion was determined.