Click here to view the Alien Trilogy (PS1) description page for screenshots and more information.
Go to Options on the title screen and select “Enter Password” then enter the following password:
Choose the “Accept” option after inputting the password and the game will inform you that cheat mode is now active if you entered it properly. Select “Quit” on the password screen and you will see a new option called “Cheats” after returning to the title screen. Activate this option and you will be given the opportunity to start on any level, become invincible, and have infinite ammo as well as all of the weapons. You can also switch between NTSC and PAL video modes. Choose the exit option when you are done, then start the game to play with the selected cheats enabled.
The preceding cheats, which originally appeared in Tips & Tricks Magazine, have been compiled and transcribed to this site for the sake of posterity as well as for the convenience of our visitors. They have been tested thoroughly for accuracy. Feel free to contact us if you have problems getting these cheats to work or know something we do not.
Looking for more cheats? Try the links below.
Thanks for visiting RetroMaggedon.com and using our Alien Trilogy cheats!