Yusmeiro Petit is a Venezuelan professional baseball pitcher who has played for several Major League Baseball (MLB) teams throughout his career. He began his career in 2006 with the Florida Marlins and has since played for the Arizona Diamondbacks, San Francisco Giants, Washington Nationals, Los Angeles Angels, and Oakland Athletics.

Petit is known for his versatility as a pitcher, as he has played both as a starter and a reliever throughout his career. He has a career record of 73-63 with an earned run average (ERA) of 4.07 and 1,057 strikeouts.

One of Petit's most notable achievements came in 2014 while playing for the Giants. On September 6th of that year, he set a MLB record by retiring 46 consecutive batters over an eight-game span. This broke the previous record of 41 consecutive batters set by Mark Buehrle in 2009.

Petit has also been a valuable asset to his teams during postseason play. He was a member of the Giants' World Series championship team in 2014, and he played a key role in their playoff run. He pitched six scoreless innings in relief during the National League Division Series against the Washington Nationals, and he also earned a win in Game 2 of the World Series against the Kansas City Royals.

Throughout his career, Petit has been praised for his ability to pitch effectively in high-pressure situations. He has a reputation for being a reliable and consistent pitcher, and he has earned the respect of his teammates and coaches.

As of 2021, Petit is still an active player in the MLB. He signed a one-year contract with the Oakland Athletics in February of that year, and he is expected to continue contributing to his team's success both as a starter and a reliever.

Overall, Yusmeiro Petit has had a successful career in professional baseball. He has played for several teams and has earned a reputation as a versatile and reliable pitcher. His record-breaking performance in 2014 and his postseason success have cemented his place in MLB history, and he continues to be a valuable asset to his team.