Cheats, Tips, Secrets & Walkthroughs for Half-Life on PlayStation 2

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•  Alien Mode...
•  Infinite Ammo...
•  Invincibility...
•  Invisibility...
•  Low Gravity...
•  Pro Action Replay Cheats...
•  Slow Motion...

• Alien Mode

At the cheat screen enter: Up, Triangle, Up, Triangle, Up, Triangle, Up, Triangle. | Submitted by Ulmo

• Infinite Ammo

At the cheat screen enter: Down, X, Left, Circle, Down, X, Left, Circle. | Submitted by Ulmo

• Invincibility

At the cheat screen enter: Left, Square, Up, Triangle, Right, Circle, Down, X. | Submitted by CenturionZ_1

• Invisibility

At the cheat screen enter: Left, Square, Right, Circle, Left, Square, Right, Circle. | Submitted by CenturionZ_1

• Low Gravity

At the cheat screen enter: Up, Triangle, Down, X, Up, Triangle, Down, X. | Submitted by CenturionZ_1

• Pro Action Replay Cheats

(M)
0E3C7DF2 1645EBB3
0C1AB027 F8A9CB9F

Unlock Xen Grav Cheat
2C291BED F8FC3F7E

Unlock Invincibility Cheat
2C291B05 F8FC3F7E

Unlock Inf Ammo Cheat
2C291B1D F8FC3F7E

Unlock Invisibility Cheat
2C291B35 F8FC3F7E

Unlock Slow Motion Cheat
2C291B4D F8FC3F7E

Unlock Alien Mode Cheat
2C291B65 F8FC3F7E | Submitted by Stryker82

• Slow Motion

At the cheat screen enter: Right, Square, Up, Triangle, Right, Square, Up, Triangle. | Submitted by CenturionZ_1

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