Namco Museum Codes -

Alternate game versions:
Go to the "Hardcore" settings for one of the following games. Select the "New" or "Super" version of that game and begin game play. Quit the game, and the "New" or "Super" version of that game will now appear at the arcade game selection menu.

Dig Dug II 
Xevious 
Tower Of Druaga 
Galaga 
Mappy 
Pac-Man 
Galaxian 

Dig Dug II: Classic version:
Select "Dig Dug II" at the "Arcade" menu. Tap the touch screen or press + to display the menu. Select "Settings (x2)" then go to "Hardcore Options". Tap "New Version" and change it to "Old Version". Return to the "Arcade" menu to access the classic version of Dig Dug II.

Xevious: Super version:
Select "Xevious" at the "Arcade" menu. Tap the touch screen or press + to display the menu. Select "Settings (x2)" then go to "Hardcore Options". Tap "Xevious Version" and change it to "Super Xevious Version". Return to the "Arcade" menu and access the Super version of Xevious. The difference between the two versions is the difficulty.