Final Doom

Pause the game, then enter these codes:

Effect:             Code:
All Powerful Mode - DOWN, L2, Square, R1, RIGHT, L1, LEFT, Circle.
Lots of Goodies   - X, Triangle, L1, UP, DOWN, R2, LEFT(x2).
Level Skip        - RIGHT, LEFT, R2, R1, Triangle, L2, Circle, X (Press X to skip level).
Map All Lines     - Triangle(x2), L2, R2, L2, R2, R1, Square.
Map All Objects   - Triangle(x2), L2, R2, L2, R2, R1, Circle.
X-Ray Vision      - L2, R2, L2, R1, RIGHT, Triangle, X, RIGHT.

 