Half-Life cheats and cheat codes for PS2.
Showing 1 to 22 of 22 Half-Life for PlayStation 2 cheats
Half-Life Cheats for PlayStation 2 Effect: Invincibility When: At cheat screen How: Press Left, Square, up, triangle, right, circle, down, X Submitted By: ozan Effect: Slow motion When: At the cheat screen How: Right, square, up, triangle, right, square, up, triangle Submitted By: ozan Effect: Invisibility When: At the cheat screen How: Press Left, square, right, circle, left, square, right, circle Submitted By: ozan Effect: Low gravity When: At cheat screen How: Up, triangle, down, X, up, triangle, down, X Submitted By: ozan Effect: unlock alien mode When: Go to the Cheat Code screen in the Options menu and enter the following cheat to unlock Alien Mode How: enter the following cheat to unlock Alien Mode: UP, TRIANGLE, UP, TRIANGLE, UP, TRIANGLE, UP, TRIANGLE. Press START to confirm code. If done correctly, the code will appear in the box to the right. Submitted By: Anonymous Effect: unlock unlimited ammo When: Go to the Cheat Code screen in the Options menu and enter the following cheat to unlock Unlimited Ammunition How: enter the following cheat to unlock Unlimited Ammunition: DOWN, X, LEFT, CIRCLE, DOWN, X, LEFT, CIRCLE. Press START to confirm code. If done correctly, the code will appear in the box to the right. Submitted By: Anonymous Effect: LOADS OF PS2 CODES When: Gameshark How: Must Be On EC8783A8 1431D934 Unlock Alien Mode Cheat 4CA573BA 1456F025 Unlock Infinite Ammo Cheat 4CA57372 1456F025 Unlock Invincibility Cheat 4CA5735A 1456F025 Unlock Invisibility Cheat 4CA5738A 1456F025 Unlock Slow Motion Cheat (BRILLIANT CHEAT) 4CA573A2 1456F025 Unlock Xen Gravity Cheat 4CA57342 1456F025 Submitted By: rishman Effect: Action Replay Codes When: Action Replay How: M) 0E3C7DF2 1645EBB3 0C1AB027 F8A9CB9F Cheat Modes Unlock Xen Grav 2C291BED F8FC3F7E Unlock Invincibility 2C291B05 F8FC3F7E Unlock Inf Ammo 2C291B1D F8FC3F7E Unlock Invisibility 2C291B35 F8FC3F7E Unlock Slow Motion 2C291B4D F8FC3F7E Unlock Alien Mode 2C291B65 F8FC3F7E Submitted By: rishman Submit your Half-Life cheats, or any PlayStation 2 cheats and you could win any game of your choice! Click here to add a Half-Life cheat. Effect: unlimited ammo When: cheat code section of the options screen,activate them byat any time from the menu How: down,x,left,o,down,x ,left,o Submitted By: Anonymous Effect: Incincibility. When: During play. How: left,square,up,trian gle, right, circle,down,X. Submitted By: Anonymous Effect: Unlimited Ammo When: During play How: down,X,left,circle,d own,X,left,circle. Submitted By: Anonymous Effect: Xen Gravity When: At the cheat menu How: Go to the cheat menu and press up,triangle,down,x,u p,triangle,down,x Submitted By: I_NEED_A_CAT_SCAN Effect: i got a couple cheats When: CHEAT CODE SCREEN How: Invincibility: Go to the Cheat Code screen in the Options menu and enter the following cheat to unlock Invincibility: LEFT, SQUARE, UP, TRIANGLE, RIGHT, CIRCLE, DOWN, X. Press START to confirm code. If done correctly, the code will appear in the box to the right. Unlimited Ammo: Go to the Cheat Code screen in the Options menu and enter the following cheat to unlock Unlimited Ammunition: DOWN, X, LEFT, CIRCLE, DOWN, X, LEFT, CIRCLE. Press START to confirm code. If done correctly, the code will appear in the box to the right. Unlock Alien Mode: Go to the Cheat Code screen in the Options menu and enter the following cheat to unlock Alien Mode: UP, TRIANGLE, UP, TRIANGLE, UP, TRIANGLE, UP, TRIANGLE. Press START to confirm code. If done correctly, the code will appear in the box to the right. Unlock Invisibility: Go to the Cheat Code screen in the Options menu and enter the following cheat to unlock Invisibility: LEFT, SQUARE, RIGHT, CIRCLE, LEFT, SQUARE, RIGHT, CIRCLE. Press START to confirm code. If done correctly, the code will appear in the box to the right. Unlock Slow Motion Mode: Go to the Cheat Code screen in the Options menu and enter the following cheat to unlock Slow Motion Mode: RIGHT, SQUARE, UP, TRIANGLE, RIGHT, SQUARE, UP, TRIANGLE. Press START to confirm code. If done correctly, the code will appear in the box to the right. Unlock Xen Gravity: Go to the Cheat Code screen in the Options menu and enter the following cheat to unlock Xen Gravity: UP, TRIANGLE, DOWN, X, UP, TRIANGLE, DOWN, X. Press START to confirm code. If done correctly, the code will appear in the box to the right. Submitted By: Freddy111 Effect: Max Ammo When: Go to the cheat screen How: Go to the cheat screen and press Down, X, Left, Circle, Down, X, Left, Circle Submitted By: Anonymous Effect: Slo Mo When: Cheat Menu How: Press Right, Square, Up, Triangle, Right, Square, Up, Triangle Submitted By: genesisofthesith Effect: Invisability When: Cheat Menu How: Press Left, Square, Right, Circle, Left, Square, Right, Circle at the cheat screen. Submitted By: genesisofthesith Effect: Bonus Levels When: Cheat Menu How: 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, eg.Magazine Demos To get a bonus level in Decay, get one A in every section. The final level will then become available. Submitted By: genesisofthesith Effect: enables certain items When: in the chaet codes section of the options menu dosen't work with previously saved games How: xen gravity-up,triangle, down,cross,up, triangle,down,cross inf ammo- down,cross,left,circ le,down, cross,left,circle. god mode-left,square,up, triangle,right ,circle,down,cross Submitted By: Anonymous Effect: gives you invisibility When: at the cheat menu How: left, square, right, circle, left, square, right, circle. Submitted By: Anonymous Effect: alien mode and xen gravity When: cheat menu How: ailen mode:up tri up tri up tri up tri xen gravity up tri down X up tri down X Submitted By: elite berserk Effect: Find a code When: Option menu How: First read the manual, and see options. You´ll se that the manual says that you should try to see the cradics, there may as well be a code. END OF HINT HA HA HA!!!!!. Submitted By: The Untimate B.O.W Effect: Puts the game into slow motion. When: During gameplay How: press, left, square, up, triangle, left, square, right. Submitted By: MIND TRAP

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