Ruben Sierra, nicknamed "El Indio" or "El Caballo," was a dynamic switch-hitting outfielder who played in Major League Baseball for 20 seasons, showcasing a blend of power and speed. Debuting with the Texas Rangers in 1986, Sierra quickly established himself as a potent offensive force, highlighted by his phenomenal 1989 season where he led the American League in RBIs, triples, slugging percentage, and total bases, earning an All-Star selection and Silver Slugger Award. A four-time All-Star, Sierra also played for the Athletics, Yankees, Tigers, Reds, Blue Jays, White Sox, and Mariners, amassing 306 career home runs and 1322 RBIs. Though he never reached the World Series, Sierra was a key offensive contributor for several playoff teams and was recognized as the AL Comeback Player of the Year in 2001, leaving behind a legacy as one of the most productive Puerto Rican players in MLB history.