Nolan Ryan was a legendary Major League Baseball pitcher who was known for his ability to strike out batters. His specialty was the strikeout, and he holds the record for the most strikeouts in MLB history. He also holds the record for the most no-hitters thrown, with seven in his career. A no-hitter is a game in which a pitcher does not allow any hits from the opposing team. Nolan Ryan's specialty was the strikeout and the no-hitter, making him one of the greatest pitchers of all time.