Orange Box, The Cheats on Xbox 360

Hidden Left 4 Dead trailer

To get a trailer for the upcoming Valve game Left 4 Dead, wait at the game select screen (the one where you choose between Portal, Team Fortress, or Halflife 2). After a few minutes You will be taken to a demo video of the three orange box games. Wait for the video to end, then wait again. The next time the video comes up, it will be a Left 4 Dead trailer.

Alternate Title Screen (Portal)

Complete the game.

Achievements

Complete the following achievements to unlock Xbox Live Gamerscore points.

Additionally there are eleven secret achievements, all of which are currently unknown.

Achievement	How to unlock
"Radiation Levels Detected"(5 points)	Get throughthe toxic tunnel under City 17 in Half-Life 2.
Acid Reflex (5 points)	Kill an acid antlion worker.
Anchor's Aweigh! (5 points)	Get the airboat.
Aperture Science (40 points)	Earn gold medals on all Portal challenges.
Atomizer (10 points)	Disintegrate 15 so

Cheat mode (Half-Life 2: Episode Two)

You can use one of the following cheat codes:

Code	Effect
Press Left(4), LB, Right(4), RB during game play	Level select
Press Y, B, A, X, RB, Y, X, A, B, RB during game play	Full ammunition
Press Up(2), Down(2), Left, Right, Left, Right, B, A during game play to regain 25 points of health	Restore health

Cheat mode (Half-Life 2: Episode One)

You can use one of the following cheat codes:

Code	Effect
Press Left(4), LB, Right(4), RB during game play	Level select
Press Up(2), Down(2), Left, Right, Left, Right, B, A during game play to regain 25 points of health	Restore health
Press Y, B, A, X, RB, Y, X, A, B, RB during game play	Full ammunition

Cheat mode (Half-Life 2)

You can use one of the following cheat codes:

Code	Effect
Press Y, Up, Y, Right, Y, Down, Y, Left, Y, Up during game play	AA
Press Down(3), LB, Down(3), RB, Down(2) during game play	Enemies do not target you
Press Y, B, A, X, RB, Y, X, A, B, RB during game play. Note: This may need to be entered for each weapon	Full ammunition
Press LB, Up, RB, Up, LB(2), Up, RB(2), Up during game play	Invincibility
Press LB, Down, RB, Down, LB(2), Down, RB(2), Down during game play	Kill
Press Left(4), LB, Right(4), RB during game play	Level select
Press Up(3), LB, Up(3), RB, Up(2) during game play	No Clipping mode
Press Up(2), Down(2), Left, Right, Left, Right, B, A during game play to regain 25 points of health	Restore health

Cheat mode (Portal)

You can use one of the following cheat codes:

Code	Effect
Press Down, B, A, B, Y, Down, B, A, B, Y during game play	Create box
Press Up, Y(2), X(2), A(2), B(2), Up during game play	Fire energy ball
Press Up, Y(2), B(2), A(2), X(2), Up during game play	Fire rocket projectile
Press Left(4), LB, Right(4), RB during game play	Level select
Press Y, A, B, A, B, Y(2), A, Left, Right during game play	Portal placement anywhere
Press Up, Left, Down, Right, Up, Left, Down, Right, Y(2) during game play	Portalgun ID 0
Press Up, Left, Down, Right, Up, Left, Down, Right, X(2) during game play	Portalgun ID 1
Press Up, Left, Down, Right, Up, Left, Down, Right, A(2) during game play	Portalgun ID 2
Press Up, Left, Down, Right, Up, Left, Down, Right, B(2) during game play	Portalgun ID 3
Press X, B, LB, RB, Left, Right, LB, RB, LT, RT during game play	Upgrade Portalgun

Box head pictures (Portal)

On the level where you get the companion cube after you run past the energy balls and are in the room with the three elevators, there are two doors leading to a catcher, and a platform that is pushed out of the wall. Walk up to the platform that is pushed out. Crouch behind it and walk through the opening. On the left hand side are a group of pictures of people with boxes for heads and hearts around them.

Overheating Xbox 360 (Portal)

Play the level where you face off with the laser guided robots. Once you get past the first few robots, you must start dropping the boxes on the robots heads so that they fall over. In the little place that you find the first two boxes, crouch and walk behind where the boxes were. You will find a little room with odd music playing and graffiti on the walls that says things such as "The cake is a liar". There also seems to be an Xbox 360 with a pot inside of it. The Xbox 360 is overheating and boiling the wa

Faster construction (Team Fortress 2)

As an engineer, do not wait for your building. Simply whack it with the wrench so that it builds faster.

Hidden pumpkins (Half-Life 2: Episode Two)

Set the system date to October 31. After you are ambushed by Hunters and Combine at a big house, drive along the road. Near where the supply cache is found you will see an old truck. Go up to it. There will be lots of pumpkins lying on the ground.

New Title Screen (Half-Life 2)

Beat Half-Life 2 to get a new title screen.

Alternate Title Screen (Portal)

Complete the game.

Revolving effect(our mutual fiend)

When you get to the room with eli and kleiner watching judiths message on the level our mutual fiend, get on top of the lockers and empty the cage area until you see a hev plate and metal set of draws.Take them out of the cage and place them on the floor.empty the lockers and place the hev plate against the locker wall (it can face forward or backward as long as its flat against the wall).now place the draws on their back in front of the plate so it blocks all of the locker in front of the hev plate. Close the double locker doorsandwait for the smoke to stop.
now stand in front of the lockers and you will start to spin. Move out of the way to cancel the effect.

Easy way to kill hunters

The magnum is very effective on the hunters. Four or five shots will kill them, or if you are at the Strider battle near the end of the game, use the gravity gun to fire the magnuson device at the hunters. This is a one hit K.O.

Breaking locks without bullets

If you are going for the achievement 'one free bullet' and you are unsure of how to brake locks without shooting them. You can use the gravity gun to shoot an explosive barrel or just about any other object at it. Just make sure that you use at least one bullet wether you use it on a lock or just shoot it randomly at the end.