On March 31,2016, the Cardinals announced Hazelbaker had made the major league roster; he made his major league debut on April 3 as a pinch hitter against the Pittsburgh Pirates after 751 games in the minor leagues.
On March 31,2016, the Cardinals announced Hazelbaker had made the major league roster; he played primarily as a backup outfielder and pinch hitter. He made his major league debut on April 3 as a pinch hitter against the Pittsburgh Pirates after 751 games in the minor leagues.