Fear Effect
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Infinite health
Enter the options screen and choose the "Credits" selection. Then, press L1, Triangle, Up, Down, Circle(2), Triangle, Square, Right, Square.
Maximum ammunition
Enter the options screen and choose the "Credits" selection. Then, press L1, Triangle, Up, Down, Circle(2), Triangle, Square, Left, Triangle.
Instant death with all firearms
Enter the options screen and choose the "Credits" selection. Then, press L1, Triangle, Up, Down, Circle(2), Triangle, Square, Down, R1.
Instant puzzle solution
Enter the options screen and choose the "Credits" selection. Then, press L1, Triangle, Up, Down, Circle(2), Down(3), Up.
Expert mode
Enter the options screen and choose the "Credits" selection. Then, press Down(3), Triangle, Down(3), Square, Left, Right for tougher enemies.