Cheat mode (Portal) You can use one of the following cheat codes:
Code: | Result: | 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 |
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.
New Title Screen (Half-Life 2) Beat Half-Life 2 to get a new title screen.
Cheat mode (Half-Life 2: Episode One) You can use one of the following cheat codes:
Code: | Result: | Press Y, B, A, X, RB, Y, X, A, B, RB during game play. | Full ammunition | 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 |
Cheat mode (Half-Life 2: Episode Two) You can use one of the following cheat codes:
Code: | Result: | Press Y, B, A, X, RB, Y, X, A, B, RB during game play. | Full ammunition | 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 |
Alternate Title Screen (Portal) Complete the game.
Cheat mode (Half-Life 2) You can use one of the following cheat codes:
Code: | Result: | 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 |
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