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PS2 Cheats

Half-Life for PS2 Cheats and Cheat Codes

This page contains ALL the cheats and cheat codes we know of for Half-Life for PS2. Please DO NOT contact us asking for additional Half-Life cheats. As soon as we discover any new cheat, we publish it here immediately. If you have a Half-Life for PlayStation 2 cheat that is not listed here, please submit it.

Invincibility
At the cheat menu, press Left, Square, Up, Triangle, Right, Circle, Down, X.
Submitted by: GameCube Added: 17 Nov 2001	Report this Cheat as: An Unlockable \| Broken

Infinite Ammunition
At the cheat menu, press Down, X, Left, Circle, Down, X, Left, Circle.
Submitted by: GameCube Added: 17 Nov 2001	Report this Cheat as: An Unlockable \| Broken

Invisibility
At the cheat menu, press Left, Square, Right, Circle, Left, Square, Right, Circle.
Submitted by: GameCube Added: 17 Nov 2001	Report this Cheat as: An Unlockable \| Broken

Slow-motion Mode
At the cheat menu, press Right, Square, Up, Triangle, Right, Square, Up, Triangle.
Submitted by: GameCube Added: 17 Nov 2001	Report this Cheat as: An Unlockable \| Broken

Alien Mode
At the cheat menu, press Up, Triangle, Up, Triangle, Up, Triangle, Up, Triangle.
Submitted by: GameCube Added: 17 Nov 2001	Report this Cheat as: An Unlockable \| Broken

Xen Gravity
At the cheat menu, press Up, Triangle, Down, X, Up, Triangle, Down, X.
Submitted by: GameCube Added: 17 Nov 2001	Report this Cheat as: An Unlockable \| Broken

Bonus Levels
Press Triangle, Square, Left, Right, Circle, X, Up, Down at the cheat screen. Choose the "Extras" at the options screen to load new levels found from other discs, such as the Official US PlayStation Magazine Issue 57 (June 2002) demo disc. To get a bonus level in Decay, get one A in every section. The final level will then become available.
Submitted by: CheatMan Added: 24 Apr 2003	Report this Cheat as: An Unlockable \| Broken

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