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Lord of Rigel

Lord of Rigel

Lord of Rigel is a turn-based 4X space strategy game inspired by the classics. In a galaxy divided by two elder races, will you unite with other species or forge your own path? Navigate galactic politics and defeat threats using espionage, research, and military force. How will you shape the galaxy?

Released Aug 25, 2024 Developer Rhombus Studios Platforms Windows MilitarySpaceGrand StrategyStrategy4X
View on Steam ↗ $19.99 (US · as of 2026-05-13)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

68.3%positive123 reviews
Recommended · 4 found this helpful

“Space 4x games need something unique or special to distance themselves from MOO 1/2. Lord of Rigel does that in mixing in a little Babylon 5 with the two elder races preaching chaos vs order as they try to get the younger races (aka you) to join them in their eternal war. I've…”

— a player, Steam review · 11 hrs played
Recommended · 2 found this helpful

“Overall, I am going to give this game a narrowed recommend even though there are some stability and memory leak issues that would definitely frustrate people with lower end systems. The heritage back to MOO2 is good with more of a Babylon 5 twist to the Elder races than how the…”

— a player, Steam review · 48 hrs played
Not recommended · 5 found this helpful

“Charmless, uninspired, and overly-derivative MoO2 clone. MoO2 is on Steam; just get it instead.”

— a player, Steam review · 13 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

185achievements
10.2%median completion
0.3%rarest: Servants of the Gods
94.9% of players 69.7% of players 65.7% of players 57.8% of players 54.2% of players 49.5% of players 47.0% of players 45.8% of players 42.2% of players 39.8% of players 37.6% of players 35.9% of players 33.2% of players 30.1% of players 28.8% of players 27.0% of players 25.6% of players 23.1% of players 22.1% of players 21.2% of players 20.5% of players 19.6% of players 18.8% of players 18.4% of players 17.7% of players 16.8% of players 15.9% of players 15.2% of players 13.3% of players 12.2% of players 11.0% of players 9.9% of players 9.0% of players 8.4% of players 8.2% of players 7.8% of players 7.4% of players 7.2% of players 6.4% of players 6.0% of players 5.7% of players 5.3% of players 5.0% of players 4.9% of players 4.6% of players 4.2% of players 3.8% of players 3.5% of players 3.0% of players 2.8% of players 2.5% of players 2.2% of players 2.0% of players 1.8% of players 1.5% of players 1.4% of players 1.3% of players 1.1% of players 1.0% of players 0.8% of players 94.9% 0% most earned rarest
Almost everyone has
94.9%First Load — Hidden achievement
73.0%New Game — Begin a new game using any settings for the first time.
72.6%...and so it begins. — Hidden achievement
Rarest badges of honor
0.3%Servants of the Gods — Hidden achievement
0.3%Evolution and Chance — Hidden achievement
0.3%1999 Mode — Win an Ironman game on Impossible difficulty.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Sep 25, 2026
Lord of Rigel Weekly Sale 85% Off

Greetings current and future Lords of Rigel! This week Lord of Rigel is 85% off. Help shape the galaxy or free it from those who would control it! The Lord of Rigel demo and soundtrack are available f

Sep 17, 2026
Lord of Rigel September Community Update

Greetings Lords of Rigel! Update 1.23 adds a number of community requested features including sorting options for the galaxy outliner, and subtooltips for the empire leaders. Outliner sorts include th

Sep 17, 2026
Release 1.23

Change Log: Ticket #2169 Content- Tetryon Projector special weapon Ticket #2168 Content- Additional logos Ticket #2167 Feature- BC, Agriculture, and Industry economy speed options in advanced settings

Aug 26, 2026
Release 1.22 Hotfix #6

Change Log: QOL- Hyperspace navigation added to support ships (applies to new games or games without the tech researched yet) QOL- Extended Fuel Cell and Hyperspace Navigation tech descriptions mentio

Aug 24, 2026
Lord of Rigel- Year Two Anniversary

Greetings Lords of Rigel! This year has had the release of additional "free LC" including new technologies, leaders, and monster specific weapons. The most recent update added an in-game codex with in

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresIndie, Simulation, Strategy
Player tagsMilitary · Space · Grand Strategy · Strategy · 4X · Sci-fi · Simulation · Exploration · Turn-Based Strategy · Sandbox · Real-Time with Pause · Singleplayer (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Steam Trading Cards · Camera Comfort · Color Alternatives · Custom Volume Controls · Adjustable Difficulty · Mouse Only Option
LanguagesEnglish
Achievements185
Official sitehttps://rhombusstudios.itch.io/
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS *: Windows Vista / 7 / 8 Processor: Quad-core Intel or AMD processor, 2.5 GHz or faster Memory: 8 GB RAM Graphics: NVIDIA GeForce 470 GTX or AMD Radeon 6870 HD series card or higher DirectX: Version 9.0c Storage: 5 GB available space Sound Card: DirectX 9 Compatible Audio