Trevor Jordan Rosenthal is an American professional baseball pitcher who is currently a free agent. He has played in Major League Baseball (MLB) for the St. Louis Cardinals, Washington Nationals, Detroit Tigers, Kansas City Royals and San Diego Padres. A power pitcher, Rosenthal is known for a fastball that is difficult for hitters to pick up and reaches velocities at or over 100 miles per hour (160 km/h). He throws and bats right-handed, stands 6 feet 2 inches (1.88 m) tall, and weighs 230 pounds (100 kg).

The 2013 World Series was the championship series of Major League Baseball's (MLB) 2013 season. The 109th edition of the World Series, it was a best-of-seven playoff between the American League (AL) champion Boston Red Sox and the National League (NL) champion St. Louis Cardinals; the Red Sox won, 4 games to 2 to win their eighth championship. The Red Sox had home field advantage for the series, based on the AL's win in the 2013 MLB All-Star Game on July 16. This was the first World Series since 1999 to feature both number one seeds from the AL and NL. The Series started on October 23, 2013, ending with Game 6 on October 30, 2013.