Mariano Rivera of the New York Yankees.
Rivera has pitched in 24 World Series games and passed Whitey Ford, the previous career leader, during the 2009 World Series.
Yogi Berra played in the most World Series games with 75.
Babe Ruth
The New York Yankees have played in the most World Series games.
Today, most World Series games are played at night.
Jim 'Catfish' Hunter with 13 innings pitched.
The New York Yankees have lost 88 World Series games. Of course, they have been in 39 World Series so it would only make sense that they have lost the most games. They have also won the most World Series games with 130.
NY Yankees
because cy young consistently won 20+ games in a season a pitched more innings in a season consistently than any pitcher nowadays could even dream of and he has the most wins of all time 511 as well as games started innings pitched and complete games and he lead the Boston Americans to the first ever world series win pitched the first world series pitch and had the first perfect game in the American league
Until last night (10/19/11) the answer was Arthur Rhodes...now I believe it is Phil Niekro.
Whitey Ford has the most career World Series losses by a pitcher with 8.
Who cares about baseball
Yankees