MLB SlugFest 2004 Codes -

Cheat mode:
Press , , and to enter the following codes on the match-up screen. The numbers in the following list indicate the number of times each button is pressed. After the first part of the code has been entered, press the in the indicated direction to enable it. Example, to enter 1-2-3 Right, press , (x2), (x3), . A message will appear to confirm correct code entry.

 

Effect	Code
1920 mode	2-4-2 Up
All fielders run	1-3-2 Up
Backwards fielders	4-4-4 Right
Fireworks	1-4-1 Right
Ghost fielders	3-1-3 Down
No violence	1-1-1 Left
Nuke ball	3-4-3 Up
Skull ball	3-2-3 Left