Welcome to the cheats for High Heat Major League Baseball 2004 for the PlayStation 2. Below are the cheats.
Cheat mode
Pause the game and press Square(2), Circle(2), L1, R1. If you entered the code correctly, you will hear a sound. Then, press L1 + L2 + R1 + R2. The "Ball Cannon" (set pitch physics) and "Game State" (edit game parameters) options will now be unlocked.
