CheatCodes.com has all the official Devil Dice PSX cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Sunday May 19, 2013 for Devil Dice are shown below.
Beat all 100 puzzles under puzzle mode. Then at the stage selection screen, highlight "Random" and press X. Now press L2 or R2 to select from 1000 new puzzles.
After the game reaches the menu screen, replace the game disc with an audio CD. Then while playing a game, press Start to change tracks.
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