MLB 2003 Cheats
PS1 | Submitted by jeremy blaylockSecret Player
There is a secret player with attributes of all 99's on the reds team, Corky Miller (catcher) get him on your team.
PS1 | Submitted by g-doggUltimate Player
For the best player enter Scott Murray as your created players name. You will hit a homer 606 feet ever time you hit it.