The Punisher Cheats & Tips

.40 cal Submachine Gun - Beat the Gnucci Estate level
.50 cal Semi-automatic Pistol - Beat the Igor Baltiysky level
5.56mm Assault Rifle - Beat the Central Zoo level
5.7mm Submachine Gun - Beat the Fisk Industries level
7.62mm Assault Rifle - Beat the Pier 74 level
Anti-tank Weapon - Beat the Pier 74 Revisted level
Auto Shotgun - Beat the Takagi Building level
Battle Rifle - Beat the Stark Towers level
Flame Thrower - Beat the Igor Baltiysky level
Grenade Launcher - Beat the Pier 74 level
Hand Cannon - Beat the Gnucci Estate level
Machine Gun - Beat the Grey's Funeral Home level
Machine Pistol .45 cal - Beat the Chop Shop Level
Machine Pistol 5.56mm - Beat the Grey's Funeral Home level
Revolver - Beat the Lucky's Bar level
Sniper Rifle - Beat the Grand Nixon Island level

Get a gold medal rank on the indicated level to unlock the cheat in an apartment sub-menu.

Crazy Deaths - Get a Gold Medal at the Lucky's Bar level
Gun Splitters - Get a Gold Medal at the Crack House
Unlimited Ammo - Get a Gold Medal at the Pier 74 Revisited
Invulnerability - Get a Gold Medal at the all Levels
No Reloads - Get a Gold Medal at the Stark Towers
1 Shot Kills - Get a Gold Medal at the Ryker's Island
Unlimited Slaughter - Get a Gold Medal at the Takagi Building

Complete Challenges & Punishment Modes to unlock all Comic Covers.

To unlock the alternate skins, from the main menu, go to extras, cheats, and then to unlock skin. At the password prompt, enter the following passwords:

Unlocks 2000's costume CEILINGFAN
Unlocks 1990's costume WOODCHIPPER
Unlocks 1980's costume NAILGUN

Start a new game & enter V PIRATE as a profile.