Legendary New York Yankees closer Mariano Rivera retired in 2013 after playing 19 years at the major-league level. He finished his career with a 2.21 averaged ERA and 1,115 games played.
What made Rivera so dominant was his cutter, separating him from other pitchers and utilizing it frequently to strike out opposing batters. Rivera struck out 1173 total hitters over his career, earning 13 All-Star appearances.
Via Instagram, Rivera describes how he held his cutter and what made it so deadly.
“You put pressure on the middle finger, and you finish strong.