Sports RIP Game 163: MLB’s new postseason system ends storied one-game tiebreaker. A ‘bummer’ for baseball? August 18, 2022 Gabe Lacques, USA TODAY Comments Off on RIP Game 163: MLB’s new postseason system ends storied one-game tiebreaker. A ‘bummer’ for baseball? Some of baseball's most iconic moments have come in the 163rd game of the season, a tradition that won't continue this season.