Single-player games like Mandate of Galactic Empires
Below are 8 single-player Steam games similar to Mandate of Galactic Empires, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Mandate of Galactic Empires page.
Ranked picks
- 1
Shadow Empire
Single-player alternative to Mandate of Galactic Empires — playable solo, no multiplayer required. Shares Strategy and Simulation with Mandate of Galactic Empires.
Shadow Empire is a deep turn-based 4X wargame with a unique blend of military focus, procedurally generated content and role-playing features. Players take the seat of the supreme ruler of a small nation, with the goal of reconquering a devastated planet.
- 2
Lord of Rigel
Single-player alternative to Mandate of Galactic Empires — playable solo, no multiplayer required. Shares Strategy and Simulation with Mandate of Galactic Empires.
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?
- 3
Breachway
Single-player alternative to Mandate of Galactic Empires — playable solo, no multiplayer required. Shares Strategy and Simulation with Mandate of Galactic Empires.
Explore the galaxy in this deckbuilding, sci-fi roguelike where ship upgrades and crew management are key to your survival. Optimize resource generation, engage in intense turn-based battles, and take on ever-growing threats as you seek out The Signal.
- 4
Warhammer 40,000: Gladius - Relics of War
Single-player alternative to Mandate of Galactic Empires — playable solo, no multiplayer required. Shares Strategy with Mandate of Galactic Empires.
Warhammer 40,000: Gladius – Relics of War brings you to a world of terror and violence. Four factions will engage in a brutal war for dominance over the planet’s resources. In the first turn-based 4X strategy game set in Warhammer 40,000 you will lead one of four unique factions.
- 5
Sid Meier's Civilization®: Beyond Earth™
Single-player alternative to Mandate of Galactic Empires — playable solo, no multiplayer required. Shares Strategy with Mandate of Galactic Empires.
Sid Meier’s Civilization: Beyond Earth is a new science-fiction-themed entry into the award winning Civilization series. As part of an expedition sent to find a home beyond Earth, lead your people into a new frontier, explore and colonize an alien planet and create a new civilization in space.
- 6
Galactic Civilizations® II: Ultimate Edition
Single-player alternative to Mandate of Galactic Empires — playable solo, no multiplayer required. Shares Strategy with Mandate of Galactic Empires.
Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor!
- 7
Galactic Civilizations III
Single-player alternative to Mandate of Galactic Empires — playable solo, no multiplayer required. Shares Strategy with Mandate of Galactic Empires.
Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.
- 8
Gemini Wars
Single-player alternative to Mandate of Galactic Empires — playable solo, no multiplayer required. Shares Strategy with Mandate of Galactic Empires.
Take control of a fleet commander returned from exile, rise through the ranks of the United Space Federation forces and join an epic war across the stars.