Nolan Ryan has the most strikeouts in MLB history with 5,714 tallied across 27 seasons. He played for the New York Mets, Houston Astros, the then-California Angels and Texas Rangers. Here's the list of the pitchers above 3,000 strikeouts in chronological order (year achieved in parentheses):

Los Angeles Dodgers starting pitcher Clayton Kershaw has accomplished just about everything a baseball player could hope for in his 18-year career. He's a two-time World Series Champion, an MVP, a three-time Cy Young Award winner,