Luis Castillo is a professional baseball pitcher from the Dominican Republic. He was born on December 12, 1992, and made his Major League Baseball (MLB) debut with the Miami Marlins in 2017. Castillo is known for his strong fastball and effective changeup, which have made him a key player in the league. In 2021, Castillo was traded to the Cincinnati Reds, where he continued to develop his skills and gain recognition as a top pitcher. Throughout his career, he has been praised for his ability to strike out batters and maintain a competitive edge on the mound.