01001100: Health Improvement
When input, this code reduces the amount of damage Wesley/Cross takes when shot.

01001111: Super Weapons
This code boosts the damage of all weapons fired.

01101111: Unlimited Ammo
Always running out of bullets? Try inputting this code.

01101101: Unlimited Adrenaline
With this enhancement activated you never run out of adrenaline, no matter how sloppy you are with your curved bullets.

01010100: Play as Cross
Unlocks Cross as a playable character. Use this code and defeat The Immortal to earn the Between Old Friendsachievement/trophy. Make sure you’re playing on The Killer difficulty.

01100001: Play with Special Suit
Allows you to play through any level wearing the Killer’s suit.

01110010: One Shot One Kill
Every bullet you fire is lethal when this gameplay enhancement is active, so there’s no need to go for headshots.

01100111: Headshot Mode
In Headshot Mode you must score a certain amount of headshots in each section before proceeding to the next section of a level.

01100101: Close Combat Mode
Like Headshot Mode, in Close Combat Mode you must kill multiple enemies with melee attacks in order to proceed.

01110100: Cinematic Mode
Activate this in the options menu. Every curved bullet hit is tracked by the camera.

01000011: Play As Wesley
This code is needed to earn the Heart Breaker achievement/trophy when defeating Araña on The Killer difficulty.

01000100: Play As Janice/Use 1001000 in DVD
This one unlocks Janice (Wesley’s ex-boss) as a playable character andprovides a second code (1001000) to be input into the DVD.

01010111: Play as Airplane Bodyguard
Unlocks the Bodyguard as a playable character.