List of Major League Baseball game sevens
In Major League Baseball, a game seven can occur in the World Series or in a League Championship Series, which are contested as best-of-seven series. Based on the playoffs format arrangement, game seven — when necessary — is played in the ballpark of the team holding home-field advantage for the series.
The World Series first employed a best-of-seven format in. That format has been used annually since then, with three exceptions:,, and, which were contested as best-of-nine series. While it was played with the best-of-seven format, the World Series went to eight games due to one of the earlier games ending in a tie, necessitating a tiebreaker.
The League Championship Series began as best-of-five series, in both the American League and the National League, in. Since the season, they have used a best-of-seven format.
A game seven cannot occur in earlier rounds of the MLB postseason, as the Division Series and Wild Card Series use shorter formats.