Hitman 2 - Silent Assassin cheats and cheat codes for Playstation 2

Stage select:
Go to the main menu, then press 
R2, L2, Up, Down, Square, Triangle, Circle. 

While playing the game, press any of the following 
button combinations:

Invincibility: R2, L2, Up, Down, X, R2, L2, R1, L1. 
All weapons: R2, L2, Up, Down, X, Up, Square, X. 
Full health: R2, L2, Up, Down, X, Up, Down. 
Lethal charge: R2, L2, Up, Down, X, R1, R1. 
Megaforce: R2, L2, Up, Down, X, R2, R2.
Low gravity: R2, L2, Up, Down, X, L2, L2. 
Bomb mode: R2, L2, Up, Down, X, Up, L1. 
Nailgun mode: R2, L2, Up, Down, X, L1, L1. 
Punch mode: R2, L2, Up, Down, X, Up, Up. 
Slow-motion mode: R2, L2, Up, Down, X, Up, L2. 
Unlimited ammunition: R2, L2, X, Up, Down, Circle, X, R2, R2
SMG and 9mm Pistol SD: L2, R2, Up, Down, X, Up, R2, R2
Level skip: R2, L2, Up, Down, X, L3, Circle, X, Circle, X. 
(enable this code after starting a level to 
finish it with a "Silenced Assassin" rank)

Unlock Silenced Ballers:
Get a "Silent Assassin" ranking on any mission

Unlock Sawed Off Shotgun:
Get a "Silent Assassin" ranking on any 2 missions