Prime Directive Cover Art

Prime Directive

Action 7.33 GB 426 views

Game Overview

A hostile planet turns a simple escape attempt into a slow-burn science-fiction mystery. Prime Directive casts you as Marty, a stranded survivor navigating Xenix after a crash leaves him surrounded by predatory alien creatures, malfunctioning machines, and the unsettling remains of a lost human settlement. Its first-person perspective gives the adventure a lonely, uneasy tone, balancing the appeal of discovery against the constant suggestion that something on the planet has gone badly wrong. The deeper Marty travels, the more the search for a way home becomes an investigation into the colony’s fate and the dark choice waiting at the end.

Progress comes through a Metroidvania-style loop of searching interconnected areas, uncovering clues, solving environmental problems, and returning to previously inaccessible paths with new abilities. Marty begins vulnerable but collects dozens of upgrades that expand both his survivability and movement options, gradually turning him into a heavily equipped explorer capable of reaching the planet’s most dangerous regions. Combat pits him against varied alien life and rogue robots, while major MegaFauna encounters provide larger, more intense battles. Scanning the environment, recovering logs, and interpreting scattered evidence are as important as fighting, and several puzzles make inventive use of acquired powers, including the ability to create duplicates of yourself. Optional tips help keep the adventure approachable when its puzzles or navigation become demanding.

Four distinct environments give Xenix a sense of scale without losing the focused structure of an ability-gated exploration game. The combination of first-person combat, investigative scanning, and puzzle-driven upgrades makes it feel less like a pure shooter and more like a compact sci-fi expedition where every new tool changes how you read the world. Player decisions influence which ending you receive, adding reason to revisit key moments and consider the moral consequences behind the colony’s secrets. Fans of Metroid Prime-style exploration, particularly those who enjoy darker indie science fiction and deliberate puzzle solving, are likely to find Prime Directive most rewarding.

Screenshots

Installation

  1. Select the Download button at the top of this page to open UploadHaven.
  2. On UploadHaven, wait for any countdown, then select Free Download. Optional: UploadHaven Pro for faster downloads.
  3. When complete, extract the archive to a Prime Directive folder using 7-Zip.
  4. Open the extracted folder and start the game normally.
  5. For errors, check Setup Guide & Troubleshooting below. Keep your security software enabled.

System Requirements

  • OS: Intel i3-6100/AMD Ryzen 3 1200, FX4350 or greater.
  • Memory: 6 GB RAM
  • Graphics: NVIDIA GTX 960 4 GB/AMD Radeon R9 290 or greater.
  • Storage: 15 GB available space
Last Updated
Status
Online
Looking for a newer update? Request an update
Skip the browser next time Browse, download, extract, and organize your games with the SteamUnlocked Launcher.
Get the Launcher

Setup Guide & Troubleshooting

How do I fix missing DLL errors for Prime Directive?

After extracting Prime Directive, navigate to the _Redist or _CommonRedist folder inside the game directory and install DirectX, Vcredist, and any other dependencies included.

What should I do if the downloaded file is corrupted?

The full archive is 7.33 GB — make sure your download completed fully before extracting. Use 7-Zip to extract the files. If you still see a "file corrupted" error, re-download and try again.

Do I need to run the game as administrator?

Usually, no. Start the game normally from the extracted folder. If you see a permissions or save error, check that the folder is writable and follow the game's documented fix. Only grant administrator access when a trusted game's specific setup requires it.

How do I update my GPU drivers for this game?

Prime Directive requires a NVIDIA GTX 960 4 GB/AMD Radeon R9 290 or greater. or equivalent. Update your NVIDIA or AMD drivers to the latest version for the best performance.

The game won't launch — what should I try?

Check that extraction completed and your PC meets the system requirements. Note any error message before choosing a fix. If it identifies a missing runtime, install the required DirectX components or Microsoft Visual C++ Redistributable from Microsoft.

My antivirus is blocking the game — is it safe?

A warning needs to be investigated; the download source alone cannot confirm that a file is safe. Keep your security software enabled and review the detection details. Do not run or restore a flagged file unless you have verified that it is a false positive. If you are unsure, leave it quarantined.

Need more help? Browse our FAQ & Troubleshooting Guide for solutions to common issues.
Looking for something else? Explore all games on SteamUnlocked →
Saved to My Library View Library