Original URL: http://www.psxextreme.com/ps2-cheat-print/379.html
The Punisher

Cheat: Unlockables

You have to get a gold medal in the specified level to get the unlockable

Unlimited Ammunition: Pier 74 Revisited
One Shot Kills: Ryker's Island Level
Invincibility: Every level
No Reloading: Stark Towers
Crazy Deaths: Lucky's Bar Level
Gun Splitters: Crack House Level