Cool Gaming Cheats

At the "Press Start" screen, press Right, Down, Left, Up, LB, RB, Y(2), A(2), Start to unlock the fan made challenge room at the "Challenge Room" menu.

At the "Press Start" screen, press Down, Up, Down, Up, Left, LB, X, LB, X, Y, Start to unlock the EuroGamer challenge room at the "Challenge Room" menu.

At the "Press Start" screen, press RB, Y, X(2), Up, Down, LB(2), Up, Down, Start to unlock the GamesRadar challenge room at the "Challenge Room" menu.

At the "Press Start" screen, press Up, Down, Y, X(2), Y, Down, Up, LB(2), Start to unlock the IGN challenge room at the "Challenge Room" menu.

At the "Press Start" screen, press LB, X(3), Right, Down, LB, Left, Y, Down, Start to unlock the Major Nelson challenge room at the "Challenge Room" menu.

Successfully complete the game to unlock the Super Hard difficulty.

While playing the game, press Guide to enter the Dashboard menu, then quickly press Back. Resume the game from the Dashboard menu. If done correctly, the game will be paused, but objects and people will still be in motion. Although you cannot move, you will not take damage. Note: This can be done in mid-swing to pass through harmful obstacles without taking damage.

Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

Meet with annihilation (20 points): Kill all foot soldiers and enemy trucks on a Meet With Enemy sequence.
The Emperor's New Clothes (20 points): Obtain the Shin Guards, the Bulletproof Vest and the Helmet.
Private Arsenal (20 points): Obtain every weapon and weapon upgrade.
Faster Than a Speeding Bullet (20 points): Block 100 projectiles using the claw.
One Dozen Yashichis (20 points): Collect all twelve hidden Yashichis - one from each of Area 01 to 12.
Clean as a whistle (20 points): Clear Area 02 without touching a slime blob.
Pacifist Pride (20 points): Clear any of Area 1 - 12 without firing your gun.
Cat burglar (20 points): Get to the boss of Area 05 within one minute and thirty seconds.
A Real Challenge (20 points): Acquire at least one star in each of the Challenge Rooms 1 to 56.
H4><0rz (10 points): Hack through all the hacking games on Hard.
Intel Collector (5 points): Acquire all database logs.
Elite Commando (5 points): Clear the game on Super Hard.