Starting pitcher
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In baseball, a starting pitcher or starter is the first pitcher in the game for each team. A pitcher is credited with a game started if they throw the first pitch to the opponent's first batter of a g
Chris Young warms up in the bullpen before a game at Wrigley Field minutes before the 12:05 start (see scoreboard clock).
Relief pitcher
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In baseball and softball, a relief pitcher or reliever is a pitcher who pitches in the game after the starting pitcher or another relief pitcher has been removed from the game because of fatigue, inju
Starting pitcher
…the rotation. In modern baseball, a five-man rotation is most common. In contrast, a pitcher who enters the game after the first pitch of the game is a relief pitcher. Occasionally, an opener is used for only a few innings, and is replaced by a long reliever or a pitcher who would typically be a starting pitcher…
Cleveland Indians relief pitchers Aaron Fultz and Rafael Betancourt warming up in the bullpen at Jacobs Field in 2007
The bullpen car used by the Boston Red Sox to cart relievers into games