Cheats, Codes & FAQs
When you are killed, the screen will turn black and white briefly. Try to shoot four people in the head while this is happening to resume playing with barely any health.
All weapons in training level
Start the training level, then enable the "Level skip" code. You will complete it with a "Silent Assassin" rank. Choose the training level again, and all the weapons in the game will be unlocked in the weapons storage area. This also will unlock the Cardboard Tube weapon.