Hard Boiled Cheats - PlayStation
Primary Collection of Cheats
Level select
Hold [Up] + [X] + [Start] at the text
credits opening screen and select "Load Game".
Fight level 2 Boss
Enable the "Level select" code. Then, hold
[L1] during the "Loading" screen.
Fight level 5 Boss
Enable the "Level select" code. Then, hold
[R1] during the "Loading" screen.