Casper Cheats

Free movement:
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Move Casper to the upper left corner of any game location.
Hold Up/Left + L1 + R1 + Start to pause the game. Release
Up/Left + L1, and press Down/Right + Triangle while
continuing to hold R1+ Start. The game will resume in free
movement mode. Press R1, then use the D-pad to fly over
any wall. Press L1 to resume normal game play.