Half Life Cheats

If you want to give your contribution, you can submit your cheats using this form.

Invincibility

In the Cheat Code screen in the Options menu enter this code:

Left, Square, Up, Triangle, Right, Circle, Down, X

Press Start to confirm the code. The code should appear in the box to the right.

Submitted by: Resnais




Unlimited Ammo

In the Cheat Code screen in the Options menu enter this code to have unlimited ammo:

Down, X, Left, Circle, Down, X, Left, Circle

Press Start to confirm the code. The code should appear in the box to the right.

Submitted by: Resnais




Invisibility

Fo you want to be invisible? Go to the Cheat Code screen in the Options menu and enter:

Left, Square, Right, Circle, Left, Square, Right. Circle

Press Start to confirm the code. The code should appear in the box to the right.





Slow Motion Mode

In the Cheat Code Screen in the Options Menu enter the code:

Right, Square, Up, Triangle, Right, Square, Up, Triangle

Press Start and the code should appear in the box to the right.





Unlock Xen Gravity

In the Cheat Code Screen in the Options menu enter the following code:

Up, Triangle, Down, X, Up, Triangle, Down, X

Press Start and the code should appear in the box to the right.

Submitted by: Tidus




Unlock Alien Mode

In the Cheat Code Screen in the Options menu enter the code:

Triangle, Up, Triangle, Up, Triangle, Up, Triangle

Press Start to confirm the code. The code should appear in the box to the right.