Switch hitter and first baseman Mickey Mantle made his debut with the Yankees in 1951, and the team retired his number 7 jersey when he left the diamond for the last time in 1968. During his iconic MLB career, Mantle was a 20-time All Star and won seven World Series Championships.

George Herman Ruth, also known as Babe, spent 22 seasons in the MLB between 1914 and 1935. During his time with the Red Sox, Yankees and the Boston Braves, Ruth built a reputation as one of the greatest hitters in the history of the sport.

A-Rod spent 22 seasons playing shortstop and third base for teams like the Mariners, Rangers and Yankees. He was part of the 2009 World Series Championship team, and retired from the sport in 2016.

Derek Jeter spent 20 years playing shortstop for the New York Yankees between 1995 and 2014. The team retired his #2 jersey in 2017 when he retired. His career included five World Series wins, and a turn as World Series MVP in 2000.

Nicknamed the Iron Man, Cal Ripken Jr. spent 21 seasons with the Baltimore Orioles between 1981 and 2001. His record-setting streak of 2,632 consecutive games ended when he sat out the final game of the season in 2008.

Left fielder Barry Bonds spent 22 seasons playing for the Pirates and Giants between 1986 and 2007. A seven time MVP, his #25 jersey was retired by San Francisco to commemorate his legacy.

Roger Clemens, nicknamed Rocket, spent 24 seasons pitching for teams like the Red Sox, Yankees, Jays and Astros. He won two World Series during his time with the Yankees, and was awarded seven Cy Young awards for his pitching prowess.

Greg Maddux spent 22 seasons pitching for such teams as the Cubs, Braves, Dodgers and Padres. He won a World Series with the Braves in 1995, and earned the Cy Young award for four straight years between 1992 and 1995.

Ken Griffey Jr. spent 22 years in the MLB between 1989 and 2010. As a center fielder for the Reds, White Sox, and Mariners, he was a 13-time All Star and the American League MVP for 1997.

Nolan Ryan pitched for teams like the Mets, Angels, Astros and Rangers between 1966 and 1993. He was part of the World Series Championship-winning Mets team in 1969, and had his jersey numbers retired by the Angels, Astros and Rangers to cement his legacy.

Nicknamed Charlie Hustle, Pete Rose played in the MLB from 1963 to 1986. He won three World Series in 1975, 1976 and 1980 and played for teams which included the Reds, Phillies and Astros, His ban from baseball due to gambling on the sport remains controversial to this day.

Roberto Clemente played right field for the Pittsburgh Pirates between 1955 and 1972, taking part in two World Series wins during his time with the team. A native of Puerto Rico, Clemente became the first Latin American player elected to the Hall of Fame in 1973.

Willie Mays spent 22 years in the MLB playing for the Giants and Mets. The center fielder was part of the 1954 World Series Championship team, and was inducted into the Hall of Fame in 1979.

Ted Williams played for the Boston Red Sox from 1939 to 1960, taking time off to serve in WWII and Korea. The left fielder was a 19-time All-Star and a two-time American League MVP.

Nicknamed the Georgia Peach, Ty Cobb spent 22 years in the MLB. Most of his career was spent with the Detroit Tigers, though he also played for a few years for the Philly Athletics. The iconic outfielder still ranks as one of the greatest players of all time.

Mike Schmidt played third base for the Phillies for 17 seasons between 1972 and 1989. The power hitter was a three-time National League MVP.

Known as the Hammer for his hitting prowess, Hank Aaron set an MLB home run record that held for more than three decades. The right fielder and legendary batter spent 21 seasons playing for the Braves and Brewers between 1954 and 1976.

Frank Robinson is the only player in MLB history to be named an MVP in both the the American and National Leagues. He spent 20 years playing for the Baltimore Orioles, winning two World Series Championships during his career.

Nicknamed the Flying Dutchman because of his German heritage, Honus Wagner spent 21 seasons as an MLB shortstop -- almost all of these with the Pittsburgh Pirates. The 8-time National League batting champ was also part of the World Series winning team in 1909.

Known as the Human Vacuum Cleaner, Brooks Robinson played for the Baltimore Orioles for 23 years. The third baseman was part of two World Series Championship teams, and elected into the Hall of Fame in 1983.a

Pitcher Sandy Koufax won four World Series during his 12 seasons with the Dodgers in the '50s and '60s. In 1972, he became the youngest player in history to be elected to the Baseball Hall of Fame.

Wade Boggs played for Boston, New York and Tampa Bay from 1982 to 1999, winning the World Series with the Yankees in 1996. The third baseman was a 12-time All-Star, and the Red Sox retired his number 26 jersey when he retired.

Yogi Berra spent 19 seasons as a catcher for the Yankees and Mets between 1946 and 1965. He played in 13 World Series, and later served as a coach for both the Yankees and Mets.

First baseman Albert Pujols played for the Cardinals between 2001 and 2011, then left for Anaheim. He was part of three World Series Championship teams, and was named the National League MVP three times throughout his career.

Nicknamed the Big Unit, Randy Johnson played in the MLB for 22 seasons between 1988 and 2009. The 10-time All-Star pitched for six teams throughout his career, winning the 2001 World Series as part of the Diamondbacks.

Mariano Rivera spent 19 seasons as a relief pitcher for the Yankees between 1995 and 2013. The 13-time All-Star won five World Series, and was named the World Series MVP in 1999.

Right fielder Reggie Jackson spent 21 seasons in the MLB between 1967 and 1987. During his long career, he played for the Athletics, Orioles, Yankees and Angels. The 14-time All-Star was inducted in the Hall of Fame in 1993.

Clayton Kershaw began pitching for the Dodgers in 2008. He won three Cy Young awards in 2011, 2013 and 2014 -- and was also named the National League MVP in 2014.

Max Scherzer made his MLB debut in 2008 with the Arizona Diamondbacks before moving to the Tigers and then the Nationals. He was drafted from the University of Missouri, and went on to win the Cy Young award in 2013, 2016 and 2017.

Ichiro Suzuki played pro ball in Japan for nine seasons before moving to the MLB, where he played for the Mariners and Yankees. The 10-time All-Star outfielder was named the American League Rookie of the Year in 2001.

Jackie Robinson broke the color barrier, becoming the first black man to play in the MLB in 1947. He spent a decade with the Dodgers, winning the 1955 World Series. Robinson was elected to the Hall of Fame in 1962.

Nicknamed Doc, Roy Halladay played for the Blue Jays and Phillies between 1998 and 2013. The successful pitcher won two Cy Young awards, and pitched a perfect game in 2010.

The Yankee Clipper Joe DiMaggio played for the Yankees from 1936 to 1951, winning a whopping nine World Series. The legendary center fielder later married actress Marilyn Monroe.

Cy Young was such an incredible pitcher that the MLB named its top pitching honor -- the Cy Young Award -- after him. He played in the MLB from 1890 to 1911, and was elected into the Hall of Fame in 1937.

Pitcher Don Drysdale played for the Dodgers from 1956 to 1969. He won three World Series during his time with the team, as well as a Cy Young Award for pitching in 1962.

Nicknamed Big Papi, David Ortiz served as a designated hitter and first baseman for the Twins and Red Sox between 1997 and 2016. He won three World Series during his time with Boston, and was named the World Series MVP in 2013.

Nicknamed the Iron Horse, Lou Gehrig spent 17 seasons with the Yankees between 1923 and 39. He won six World Series, and later became the first MLB player to have his jersey number retired.

Justin Verlander joined the Detroit Tigers in 2005. After 12 seasons, he moved to the Astros. He picked up the 2011 Cy Young Award for his pitching prowess, and was part of the 2017 World Series Championship team.

Pedro Martinez pitched in the MLB from 1992 to 2009 for teams that included the Dodgers, Expos, Red Sox, Mets and Phillies. He won a World Series in 2004 with the Red Sox, and picked up three Cy Young Awards throughout his career.

Mike Trout joined the Anaheim Angels as a center fielder in 2011. The next year, he was named the American League Rookie of the Year. He was also named the League's MVP in 2014 and 2016.