Code - Result:
01101111 Unlimited Ammo
01110010 One Hit Kills
01110100 Cinematic Mode
01001111 Super Weapons
01001100 Health Improvement
01010100 Play as Cross
01010111 Play as Airplane Guard
01000011 Play as Wesley
01000100 Play as Janice
01100001 Special Suit
01100111 Headshot Mode
01100101 Close Combat Mode
01101101 Unlimited Adrenaline
01000100 Deleted Scene
Unlock Airplane Bodyguard:
Complete Headshot mode.
Unlock Nightmare:
Complete Complete Close Combat mode.
Unlock Brummel:
Defeat Brummel during game play.
Unlock The Immortal:
Defeat The Immortal during game play.
Unlock The Original Spider:
Defeat The Original Spider during game play.
Unlock The Russian:
Defeat The Russian during game play.
Unlock SWAT Leader:
Defeat SWAT Leader during game play.
Defeating the Immortal
Get enough adrenaline to perform an enhanced quick movement, then equip the Fire Eater machine guns. Perform the enhanced quick movement when The Immortal is running from cover. When he disappears, switch to the powerful pistol and kill his men to get adrenaline. Repeat the process until he is killed.