The New York Yankees have played in the most World Series games.
As of 2011, the New York Yankees have won the most World Series, capturing the trophy 27 times.
The MLB team that has won the 2nd most World Series is the St. Louis Cardinals. They have won 11 times and lost the World Series 7 times. But, the team that has won the MOST World Series is the New York Yankees. They have won 27 World Series and lost 13 World Series.
AL because they have better teams and they have the Yankees After the 2007 World Series that the Red Sox won, the count between leagues is 42 for the National League and 61 for the American League. Of the American League's 61 World Series wins, the Yankees have 26 of those.
Athletics with 9.
The New York Yankees have played in the most World Series games.
Yankees...26
The New York Yankees appeared in the most World Series and Won 27 titles.
The Oakland Athletic have the third most World Series titles with 9.
The New York Yankees have won the most World Series titles (26)
Most World Series won: New York Yankees - 27.
The Los Angeles Dodgers have the 5th most World Series titles with 6.
The St. Louis Cardinals have the second most World Series titles with 10.
Tye St. Louis Cardinals have the second most World Series rings with 10.
The Oakland Athletic won the third most World Series titles with 9.
The New York Yankees have won the most World Series titles - 27.
The Oakland Athletics have the second most World Series wins for an American League team with 9, second to the Yankees with 27.