Dead Rising 2 PSP Cheats and Tips

Right Trigger = Accelerate
Left Trigger = Brake/Reverse
Left Analogue stick = Movement
Right Analogue stick = Moving the camera
Hold both the triggers down to do doughnuts and mow zombies down when they come close

You can only duplicate when playing a two player game if you have the sports car keys both players jump in the car drive through to the slot ranch casino one player jumps out of car then drive run back to royal flush you should have a duplicate sports car.
Works also with the chopper in yucatan casino via the palisades mall entrance you can only do this with with suv and motorbike once the military have arrived via the underground exit near where you save rebecca

It is in the locker in the safe house, though if you did didn't save the game before you died you will have to do the same again to unlock again, you want the suit of armour!

If your talking about the "Blitzkreig" ,the wheelchair with mounted turrets, you will need the following items:

Wheel Chair Car Battery LMG or Assault rifle or Merc assault rifle.

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Combine the Wheel chair and car Battery first to get the electric wheel chair.

Then combine the "Electric Wheel Chair" and any of the machine guns above to get the "Blitzkrieg".

You can't I'm afraid.

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