Alien Exterminator
⚪ Last updated 2020⚠️ Install Order · 5 steps
Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.
Preview

🔍 Analysis
- 👍 3.2% endorsement rate — high engagement, a strong quality signal
- 🏆 #64 of 105 Quests and Adventures mods in this game by downloads
📋 About This Mod
Work for the Bureau for Extra-Typical Activity, an agency that is tasked with hunting down and eliminating extraterrestrial threats to Earth. This mod features aliens (duh), spaceships, genetic hybrids, and more crude humor than you can shake a pointy stick at.
Quest Start Location:
The Bureau is located at the back of Camp McCarran (see screenshots). Go in and talk to Col. Danvers to start the quest.
-6 short quests jam packed with alien ass-kickin'.
-Several new weapons as well as some returning old ones.
-An armored business suit so you can kick ass in style.
-A vendor who sells alien weaponry and ammo.
-Fully voice-acted dialogue.
Requirements:
-Old World Blues
-It's highly recommended that you play this mod with NVAC - New Vegas Anti-Crash installed to prevent any crashing issues.
Known Bugs/Conflicts:
-This mod is not compatible with Goodsprings Filler.
Q/A:
Q: Is this an NCR-affiliated quest?
A: No, it's not. It might be a bit tricky to play though if you've got Camp McCarran hostile to you.
Q: My game's crashing constantly in the areas that have a lot of aliens! HALP PLS
A: As stated above, download NVAC. It should fix any crashing issues.
Q: Is this lore friendly?
A: Maybe. Depends whether you think that aliens are lore-friendly or not.
Voice Credits:
Joshua L Belmonte - Col. Danvers
Sharon Grunwald - Dr. Carter
Wyatt Henry - Rip Rowsdower
A full credits list can be found in the permissions tab.
Alien Exterminator is a quest mod for Fallout 4 that adds a new questline where players work for the Bureau for Extra-Typical Activity to eliminate alien threats. It has 647 endorsements and was last updated in 2020, indicating a stable but older mod.
✨ Key Features
📊 Pros & Cons
✅ Pros
- Solid endorsement count (647) shows the community digs it.
- 20k downloads means plenty of players have tried it.
- The premise of hunting aliens for a secret bureau is a fresh take on Fallout 4's quests.
⚠️ Cons
- Last updated in 2020 — might have compatibility issues with newer game patches or mods.
- No mention of dependencies, so you might need to figure out requirements on your own.
For Fallout 4 players who've done everything and want a new questline with a sci-fi twist. If you're into X-Files-style stories and alien hunting, this is your jam. Skip if you're looking for a massive DLC-sized expansion — this is a focused quest mod.
💡 Beginner Tips
- Make sure you have the latest Fallout 4 patch, but since the mod is from 2020, you might need to use a compatibility patch if you have other mods that alter quests.
- Check the mod's comments section on Nexus for any known issues or load order advice from other players.
- If you're using a mod manager, let it handle the installation to avoid manual file placement errors.
📊 Mod Details
- Game
- New Vegas Mods
- Author
- PineappleSurprise
- Version
- 1.5
- Downloads
- 20,160
- Endorsements
- 647
- Category
- Quests and Adventures
- Created
- 3/5/2019
- Updated
- 7/15/2020
🔧 How to Install New Vegas Mods
Download from Nexus.
📖 Full step-by-step install guide for New Vegas →
Visit the official mod page for specific installation instructions for this mod.
🎮 Need cheat codes or console commands? Check ur gaming wiki for New Vegas commands, item IDs, and more.
Keep browsing — more New Vegas mods await