Master of Orion 3

Master of Orion 3

Quicksilver Software · 2016 · Strategy, 4X, Space, Turn-Based, Sci-fi

PC
Mixed56% · 17564Metacritic
Best price
$9.99
lowest tracked $1.49
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Steam
Steam
Standard Edition · Steam
$9.99
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Humble Store
Standard Edition · Steam
$9.99
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GOG
GOG
Standard Edition · DRM-Free
$9.99
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ZOOM Platform
ZOOM Platform
Standard Edition · Steam
$9.99
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Screenshots

About Master of Orion 3

Experience first-hand the challenges of leading one of 16 different races into unequalled galactic supremacy and face a universe of decisions. Set policies, explore, build, declare war, negotiate - put all these elements into motion to guarantee your place in the annals of space and time.

Are you prepared to become the Master of Orion, and to discover the truth behind the Orion Sector and its inhabitants? Welcome to the world of Master of Orion 3. Your journey begins here.
  • Dominate the galaxy as any one of 16 unique races
  • Espionage, disinformation, subterfuge, betrayal, subversion and assassination - do whatever it takes to achieve victory
  • Dynamic galaxy generation ensures that no two games are ever the same

Note: This game is a part of Master of Orion, Collectors Edition package which includes 3 original Master of Orion titles available on Steam for the first time and new Master of Orion game published by WG Labs.
This game will available for stand-alone purchase at a later date in the future.

What Steam players say

Recent verbatim reviews from Steam — separate from playze.io community reviews below.

Recommended Feb 23, 2026
Master of Orion 3 developed by Quicksilver Software and published by Wargaming Labs represents one of the most ambitious—and divisive—entries in the storied Master of Orion franchise. As the third mainline installment in a series that helped define the 4X genre, it set out to dramatically expand the scope of galactic empire management, offering players unprecedented control over politics, economics, military organization, and interstellar diplomacy. Rather than simply iterating on the formula of its predecessors, the game attempted to simulate a living galactic civilization on a grand scale, placing strategic abstraction and automation at the heart of its design philosophy. At the highest level, the game presents a procedurally generated galaxy populated by multiple distinct alien races, each with unique cultural tendencies, technological affinities, and governing structures. Players guide one of these civilizations from its humble beginnings on a homeworld toward potential galactic dominance. Victory conditions vary, ranging from military conquest to political supremacy or technological transcendence. The breadth of options is immense: colonizing distant star systems, managing pl…
4 found this helpful
Recommended Nov 16, 2025
I recall this game when it was fresh new - I got that for some menu is complex - for me it was always gem and when I learned that menu structure MOO3 was always fun to play. Shame it's graphics where not upscaled and it looks just awful.
3 found this helpful
Recommended May 14, 2026
Look, you've heard it sucks. And sure, there are a lot of issues, but for some reason, perhaps because I like the way the carrier battles look, I have every five years or so returned to this game since it came out when I was eighteen. Maybe nostolgia has something to do with it, except I actually bounced the first time I played it (because of the things that you have heard about that make the game suck), and only enjoyed playing it when I tried it again a few years later. Look up the standard mods, and try it. It's weird, but in an interesting way.
1 found this helpful
Recommended Apr 19, 2026
One of the ULTIMATE, ADHD, coping tools. I can fixate on this game for HOURS! and older machines are what it was designed for.
1 found this helpful
Recommended Jul 9, 2026
Amazing and underrated game. It takes a lot of dedication. You won't find anything like it. It became one of my all time favorite games, and I have played many. You can still find good patches and mods for it (before the really old website eventually finally shuts down). Be warned however; some were never fully cleansed of bugs. The vanilla game contains many bugs, and it is recommended to use at least the Vanilla version of the unofficial patch. The Tropical and Strawberry versions of the UOP are cool but they have various game-breaking bugs in them. You can experiment with adding/removing mods from Strawberry/Tropical (they are large mod collections) if you wish.
Recommended May 26, 2026
Hi. Old and difficult game not for everyone.

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