BULK ORDER DISCOUNTS AVAILABLE: inquire at support@playervault.io.: Ken Griffey Sr. was a key bat in Cincinnati's Big Red Machine, winning back-to-back World Series titles in 1975 and 1976. A three-time All-Star and the 1980 All-Star Game MVP, the smooth-swinging outfielder hit .296 over 19 seasons. In 1990, he made history with Seattle as the first father to play alongside his son, Ken Griffey Jr., and the pair even hit back-to-back home runs.