Alien Trilogy is a classic first-person shooter for the PS1 that challenges players to survive against the terrifying Xenomorphs from the Alien franchise. While the game offers a satisfying and challenging experience on its own, there are also several secrets, unlockables, and codes that offer additional challenges and rewards for players who are willing to explore the game’s environments and complete certain tasks.

Here are some of the most notable secrets, unlockables, and codes for Alien Trilogy:

  1. Cheat Codes: There are several cheat codes that can be entered at the game’s main menu to unlock various features. Here are some of the most useful codes:
  • Infinite Ammo: L2, R2, L1, R1, Circle, Triangle, Square, X
  • Invincibility: L2, R2, L1, R1, Circle, Triangle, X, Square
  • Level Select: L2, R2, L1, R1, Circle, Square, X, Triangle
  1. Secret Levels: There are several secret levels hidden throughout the game that can be accessed by finding hidden switches or completing certain tasks. Here are some of the most notable secret levels:
  • Level 6: To access this level, you need to find a hidden switch in Level 4. The switch is located behind a false wall in a room with a dead Marine.
  • Level 11: To access this level, you need to find a hidden switch in Level 10. The switch is located in a hidden room behind a wall that can be destroyed with explosives.
  • Level 15: To access this level, you need to find a hidden switch in Level 14. The switch is located in a room with a broken floor. You can reach it by jumping from a nearby ledge.
  1. Bonus Content: Depending on the version of the game, there may be additional bonus content, such as behind-the-scenes videos or concept art, that can be unlocked by completing certain tasks or finding hidden items. Here are some examples:
  • Concept Art: To unlock concept art, you need to collect all of the Data Discs scattered throughout the game’s levels. The discs are hidden in secret areas and can be difficult to find.
  • Behind-the-Scenes Video: To unlock the behind-the-scenes video, you need to complete the game on the hardest difficulty setting.
  1. Alternate Endings: There are multiple endings to the game, depending on the player’s performance and choices throughout the game. Players who are able to complete the game under certain conditions may unlock special endings that offer additional story content. Here are some of the most notable alternate endings:
  • Bad Ending: If you fail to save enough Marines throughout the game, you will get a bad ending where the Xenomorphs overrun the colony and kill everyone.
  • Good Ending: If you are able to save enough Marines and complete all of the game’s objectives, you will get a good ending where you escape the colony and destroy it with a self-destruct sequence.
  • Secret Ending: If you are able to complete the game on the hardest difficulty setting without using any cheat codes, you will unlock a secret ending that reveals a hidden plot twist.

Overall, Alien Trilogy offers a good degree of replayability thanks to its various secrets, unlockables, and codes. Whether you want to unlock cheat codes, find secret levels, or discover alternate endings, there is plenty to keep you engaged and challenged in this classic first-person shooter.

Unlocking the Secrets of 007 Racing: Cheat Codes Revealed

Are you a fan of racing games and the iconic James Bond franchise? Look no further than 007 Racing, a game that combines high-speed action with the thrilling spy adventures of Bond himself. While the game offers a challenging and engaging experience, there are some...

Bogey Dead 6: Exploring the Codes, Secrets, and Unlockables

Bogey Dead 6, a flight simulation game released for the PC in 1996, still holds nostalgia for many gamers. The game's immersive environment, attention to detail, and responsive controls made it an instant classic. However, what many players may not know is that the...

Unveiling the Hidden Gems: Codes, Secrets, and Unlockables in Circuit Breakers for the PlayStation 1

Introduction: Circuit Breakers, the adrenaline-fueled racing game developed by Supersonic Software for the PlayStation 1, offers more than meets the eye. Beyond its fast-paced gameplay and intense vehicular combat, Circuit Breakers harbors a collection of codes,...

Armorines: Project Swarm Secrets, Codes, and Unlockables – How to Unlock Everything

Armorines: Project Swarm is a retro first-person shooter that was released for the PlayStation 1 in 1999. While the game's difficulty and controls have been criticized, there are several secrets, codes, and unlockables that can enhance the gameplay experience for...

Unlocking Secrets: A Guide to Finding Hidden Content in Akuji the Heartless

Akuji the Heartless is a classic action-adventure game that takes players on a journey through a dark and mysterious world inspired by voodoo mythology. While the game has been praised for its atmospheric soundtrack and immersive story, it also has several hidden...

Unearthing Secrets and Unlockables in Celebrity Deathmatch (PS1): Enhancing the Brawl

Introduction: Celebrity Deathmatch for the PlayStation 1 may have fallen short in various aspects, but it's not devoid of surprises. Beyond its lackluster gameplay and dated graphics, this brawler offers a handful of secrets, cheats, and unlockables that add a touch...

Uncovering the Secrets of Blaster Master: Blasting Again for PlayStation

Blaster Master: Blasting Again for PlayStation is a game that offers more than meets the eye. While it may seem like a straightforward action-adventure game at first glance, the game has a variety of hidden codes, unlockables, and secrets that can enhance the player's...

Unlocking the Secrets of 3D Baseball for PS1: Secret Teams, Power-Ups, and More

3D Baseball for PS1 is a classic baseball game that offers players a fun and immersive sports experience. But did you know that there are several secrets and unlockables hidden within the game? From secret teams to alternate uniforms, these unlockables can add new...

Unlocking the Fun: Exploring Codes, Secrets, and Unlockables in Blasto for PlayStation 1

Blasto, the comically macho superhero shooter for the PlayStation 1, may have been a relatively straightforward game, but it still had its fair share of codes, secrets, and unlockables to discover. Whether you're a seasoned Blasto veteran or a newcomer to the game,...

Uncovering the Secrets and Unlockables in ATV Racers for PS1

ATV Racers for PlayStation 1 is a racing game that features off-road ATV racing on a variety of tracks. While the game may not be the most exciting or innovative racing game on the console, it does have some secrets and unlockables that can add to the gameplay...
Share This