The code must be entered in on the main menu. Use the default settings or else the code will not work.
There are a couple of side effects when you enter this code. First the stealth attacks will not give you dog tags, which means you cannot level up your attacks. Second, when you save a game and the level select is used, the file will be labeled as "X" and then time and date. The code unlocks everything except the strikes
|Punch, Senses, Punch, Senses, Punch, Punch, Senses, Crouch||You will hear a couple of sounds after you enter the code.|
|Punch, Senses, Punch, Senses, Punch, Punch, Crouch, Senses||You will hear a sound after you enter the code.|