User: From the given text, list some of the accomplishments of pitcher Mariano Rivera in his baseball career, in a comma-separated list.
Assistant: All-Star, World Series champion, MLB's career leader in saves, MLB's career leader in games finished, AL Rolaids Relief Man Award, Delivery Man of the Year Award, Baseball Hall of Fame, World Series Most Valuable Player, AL Championship Series MVP, postseason lowest earned run average, postseason most saves