xbox 360-Tom Clancy's Ghost Recon: Advanced Warfighter

Mission select
At the mission selection screen, hold LT + RT + Back and slowly press Y, RB, Y, RB, X to unlock all missions. If you entered the code correctly, you will hear a sound.
Scott Mitchell invincible
Pause the game, then hold LT + RT + Back and slowly press Y(2), X, RB, X, LB. If you entered the code correctly, you will hear a sound.
Team invincible
Pause the game, then hold LT + RT + Back and slowly press X(2), Y, RB, Y, LB. If you entered the code correctly, you will hear a sound.
100% health
Pause the game, then hold LT + RT + Back and slowly press LB(2), RB, X, RB, Y. If you entered the code correctly, you will hear a sound.
Infinite ammunition
Pause the game, then hold LT + RT + Back and slowly press RB(2), LB, X, LB, Y. If you entered the code correctly, you will hear a sound.
Falcon weapon
Destroy 100 helicopters in Multiplayer mode to unlock the Falcon weapon.
Sniper Rifle
Get over 500 total head shots in Multiplayer mode to unlock the Sniper Rifle.
Warfighter mode
Successfully complete the game on any difficulty setting to unlock the Warfighter difficulty setting.
Slip and slide
While running, quickly click the Left Analog-stick to slide along the ground or click and hold the Left Analog-stick to do a sort of belly flop and slide on your stomach.
Get on roof in Treasury level
In the Treasury level, it is possible to get up on the roof of the treasury. Have your pistol or grenade equipped in order to run faster. Run directly at the back door and dive into it; do this by running and quickly clicking the Right Analog-stick. Make sure your head hits the door and you should teleport to the roof. This also works on the level with the wall. You can teleport up into the rooms on the ends of the wall. Note: This may require some practice and should work with any building with an overhanging ledge that you can dive under.
Achievements
Accomplish the indicated achievement to get the corresponding number of Gamerscore points:
Complete the training mission (25 points): Successfully complete the training mission.
Heavyweight in multiplayer (24 points): Get a total of 10,000 kills in multiplayer.
Deadly in multiplayer (20 points): Get 4 kills in 4 seconds or less in multiplayer.
Unyielding in multiplayer (32 points): Get 30 kills before being killed in multiplayer.
Falcon in multiplayer (16 points): Shoot down 100 helicopters in multiplayer.
Sniper in multiplayer (36 points): Get a career total of 500 head shots in multiplayer.
Committed in multiplayer (28 points): Play for 8 hours straight in multiplayer.
Master of Ceremonies (24 points): Host at least 1000 matches.
Coop 1-1 (8 points): Win missions in the cooperative campaign.
Coop 1-2: Win missions in the cooperative campaign.
Coop 1-3 (8 points): Win missions in the cooperative campaign.
Coop 1-4 (8 points): Win missions in the cooperative campaign.
World Champion in multiplayer (40 points): Climb to the top of the universal leaderboard.
Solo champion in multiplayer (32 points): Climb to the top of the solo leaderboard.
Team champion in multiplayer (32 points): Climb to the top of the team leaderboard.
Reach Ramirez under normal (25 points): Reach Captain Ramirez's position.
Secure Ballantine under normal (25 points): Secure the U.S. President.
Escort Ruiz-Pena under normal (25 points): Escort the Mexican President to U.S. Embassy.
Neutralize Rebel Outpost under normal (25 points): Neutralize a rebel outpost blocking the highway.
Eliminate defenses under normal (25 points): Eliminate Chapultepek castle defenses.
Secure U.S. tanks under normal (25 points): Take control of 50 U.S. tanks stolen by rebels.
Protect U.S. President under normal (25 points): Locate and protect U.S. President.
Reach the Football under normal (25 points): Reach the Football's location.
Clear the way under normal (25 points): Clear access to rebel HQ.
Capture Ontiveros under normal (25 points): Capture General Ontiveros alive.
Locate the Football under normal (25 points): Take the Football back from Carlos Ontiveros.
Reach Ramirez under hard (25 points): Reach Captain Ramirez's position.
Secure Ballantine under hard (25 points): Secure the U.S. President.
Escort Ruiz-Pena under hard (25 points): Escort the Mexican President to U.S. Embassy.
Neutralize rebel outpost under hard (25 points): Neutralize a rebel outpost blocking the highway.
Eliminate defenses under hard (25 points): Eliminate Chapultepek castle defenses.
Secure U.S. tanks under hard (25 points): Take control of 50 U.S. tanks stolen by rebels.
Protect U.S. President under hard (25 points): Locate and protect the U.S. President.
Reach the Football under hard (25 points): Reach the Football's location.
Clear the way under hard (25 points): Clear access to rebel HQ.
Capture Ontiveros under hard (25 points): Capture General Ontiveros alive.
Locate the Football under hard (25 points): Take the Football back from Carlos Ontiveros.
Perfect Chapter 1 in multiplayer (40 points): Successfully complete all primary and secondary objectives in Chapter 1.
Explorer in multiplayer (20 points): Win 5 Team or Solo matches on each original MP map with at least 5 different Gamertags in the room.
Victor in multiplayer (10 points): Win a public player match in all original game types with at least 5 different Gamertags in the room.
Team Player in multiplayer (15 points): Win 30 Co-Op matches with at least 6 Gamertags in the room.
Assassin in multiplayer (15 points): Find and kill an opponent who has the Assassin Achievement.
Crack Shot in multiplayer (15 points): Kill 10 players with gunshots and at least 5 Gamertags in the room without reloading or dying.