Unlock ALL Levels:
To do this press X, Triangle, Circle, Left, Up, Right, L2, R2 at the 'Main' menu.

Unlock Level Select:
To be able to choose what level of the game you want to play press Square, Triangle, Circle, Left, Up, Right, L2, R2 at the 'Main' menu.


Unlockable Silent Assassin Weapons
These weapons are unlocked when you complete the indicated mission with a Silent Assassin rating.

Mission 1 - CZ 2000 Dual Pistols.

Mission 2 - Micro Uzi Dual Submachine Guns.

Mission 3 - Silverballer Silenced Dual Pistols.

Mission 4 - Magnum 500 Dual Pistols.

Mission 5 - Sawed-Off Shotgun Dual.

Mission 6 - M4 Carbine Silenced Assault Rifle.

Mission 7 - SG220 .S Dual Pistols.

Mission 8 - MP5 Silenced Submachine Gun.

Mission 9 - AK 74 Silenced Assault Rifle.

Mission 10 - GK 17 Dual Pistols.

Mission 11 - Micro Uzi Silenced Dual Submachine Guns.

Mission 12 - PGM Silenced Sniper Rifle.

Using a text editor edit the 'hitmancontracts.ini' file in the game folder by adding 'EnableCheats 1' to the end of it then during gameplay press Shift + Escape and enter the following codes to unlock the corresponding effect.

Enables God Mode:
God 1

Disable God Mode:
God 0

Gives you ALL Weapons and Items:
Giveall

Gives you Infinite Ammo for ALL Guns:
Infammo

Enables Nail Gun:
Nailgun 1

Disable Nail Gun:
Nailgun 0

Makes you Invisible to Enemies:
Invisible 1

Deactivates Invisibility:
Invisible 0


Unlockable Weapons
Weapons are unlocked by completing the corresponding mission and getting the Silent Assassin rating.

Mission 1 - CZ 2000 Dual Pistols

Mission 2 - Micro Uzi Dual Submachine Guns

Mission 3 - Silverballer Silenced Dual Pistols

Mission 4 - Magnum 500 Dual Pistols

Mission 5 - Sawed-Off Shotgun Dual

Mission 6 - M4 Carbine Silenced Assault Rifle

Mission 7 - SG220 .S Dual Pistols

Mission 8 - MP5 Silenced Submachine Gun

Mission 9 - AK 74 Silenced Assault Rifle

Mission 10 - GK 17 Dual Pistols

Mission 11 - Micro Uzi Silenced Dual Submachine Guns

Mission 12 - PGM Silenced Sniper Rifle