Top 50 Best Pitchers in MLB History

17. Mariano Rivera

The greatest closer of all-time, Mariano Rivera was nearly automatic serving that role for the New Yankees for the better part of two decades. Rivera saved more games than any player in MLB history with 652 saves. The best part about Rivera was that he got better when the Yankees needed him the most in October. Rivera had a career 0.70 postseason ERA and won five World Series rings with the Yankees.