Prime 9 counts down the nine greatest closers of all time.

Prime 9 lists the top nine Cinderella seasons, starting with the '95 Mariners.

The acclaimed MLB Network original countdown show that ranks the best of the best - both on and off the baseball field.

Prime 9 counts down the nine most unique pitching deliveries in baseball.

Prime 9 counts down the greatest double play combos.

Prime 9 lists the top nine DHs, starting with Brian Downing.

MLB's Prime 9 ranks the top nine baseball broadcasters of all time.

Prime 9 - the countdown show that covers the very best in baseball. In this episode,we look at the nine greatest All-Star moments.