Aliens vs. Predator: Extinction Cheat Codes for Playstation 2

Cheat mode
Press Start to pause game play in a campaign, then press R1(2), L1, R1, L1(2), R1, L1, R1(2), L1, R1, L1(2), R1, L1 to unlock the "Cheats" selection at the options menu. The cheat options include "Toggle Unit Spying", "Cheat Win", "Gimme $10000", "Show LZs", "Player Invulnerable", "Enable All Levels", and "Clear Fog Of War".

Blue screen
Enable cheat mode. With a help of the Drone, start a Queen's Nest. Before you have her lay eggs, set her to "No attack" and get the maximum units that you can have (43 eggs, the Drone and the Queen). With the Drone, arrange the eggs in a way you can see all of them in the viewport (screen). Select all eggs and hatch them. The PlayStation 2 will freeze on a blue screen.

Smartguns pointed backwards
On the Marine mission 6, enable cheat code and activate the "Toggle Unit Spying" cheat. Look for some hostile smartgunners. Their Smartguns should be pointed backwards.

Wrong unit colors
On the last Alien mission, enable cheat code and activate the "Toggle Unit Spying" and "Clear Fog Of War" cheats. The Predators on