All Working No More Heroes Cheats - Wii
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Bitter Difficulty
Complete the game and after watching the whole credits you can make a new save. After that you can select the Bitter difficulty along with your old equipment.
Unlock the "Real" Ending
Complete the game with all beam katanas obtained. If you do not have them all by the end of the game, choose to return to Santa Destroy, obtain them, and return to a bathroom to view it.
Unlock Shirt 00
Beat the game once and you will unlock a new shirt.