Things You'll Need
Instructions
Turn the PS2 on.
Place the Action Replay Max media into the PS2 disc drive.
Navigate through the title list on the menu screen. Locate "MVP Baseball 2005," and highlight it.
Press "A" on the PS2 controller to select it. You will be prompted to check the boxes next to preset codes or enter cheat codes manually.
Enter the cheat code you prefer from the Action Replay Max media in the window.
Enter a name for the code, and press "OK" to save it.
Start the game from the Action Replay Max menu. You will be instructed to insert the game disc.
Take the Action Replay Max disc out of the disc drive, and replace it with the "MVP Baseball 2005" disc.
Launch the game, and confirm that the codes you entered work.