Galactic Civilizations® I: Ultimate Edition

Play campaign stories within the Galactic Ruler universe. Invade the galaxy to eliminate those who stand in your way or rally alien races to defend against the invaders. Fight battles at both planet and space across a procedurally generated galaxy. Use new unit control systems to manage your forces.

Three thousand years in the future, mankind has carved a bloody path towards domination of the known universe. Self-proclaimed as a divine race and beyond reproach as a species, they view all alien races as inferior.

Build and command a fleet of starships and travel between planets as you explore, build, negotiate, and fight to preserve your vision for humanity.

Command grand fleets and wage strategic wars on an interstellar scale in this new take on galactic Grand Strategy. Transform nature to suit the needs of Empire and surge forward! Will you guide aspiring interstellar nations to glory, or rekindle the flames of a long lost Empire?

4X/Grand Strategy/RTS Hybrid Space Simulation based on principles - and developed in consultancy with - alien contactees.

Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.

Endless Space is a turn-based 4X strategy game, covering the space colonization age in the Endless universe, where you can control every aspect of your civilization as you strive for galactic domination.

Take command of a vast interstellar empire and safeguard your species from total extinction in a procedurally generated 3D galaxy (with the option to flatten it) from 1 System to 10,000+! Prove your species' ingenuity through a deep and intricate combat system where anything (from individual components on ships to the stars themselves)...

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

After the destruction of the EARTH in 2150, the leaders of the Eurasian Dynasty escaped on board an evacuation fleet. Now they are fighting for the survival of the human species. Their base is one large building comprising of smaller variable parts.

Explore, Settle, Develop, Trade, Consume, or Produce? Which do you need most? Which of Earth's former colonies will be most successful at settling the galaxy, now that JumpDrive exists? Who will discover the secrets of the mysteriously vanished Alien Overlords? Your goal: to build the most prosperous and powerful space empire!

Final Theory is a 4X-lite turn-based strategy game where you command fleets of battleships engaged in a galactic civil war. It presents an exciting experience for both veteran players and those new to the genre. It features innovative combat mechanics but also hearkens back to some of the classics.

The Fermi Paradox is a choice-driven sci-fi narrative strategy game in which your decisions in one corner of the galaxy can upend entire civilizations in another. Guide species through millennia and help them explore the vastness of space, make contact and, perhaps, create harmony.

Galactic Dominion is a fast paced 4x space strategy game. Explore the stars, perform research, manage your colonies, build a fleet, defend your systems, and conquer the galaxy. Play through an epic story driven campaign or alternatively customize your games for countless re-playability!

Humanity is racing through space on the wings of hope, away from the emerging threat of a cosmic cataclysm that could spell extinction. And mysterious aliens with powers beyond imagining follow them everywhere they go.

In this sci-fi strategy game, the Solar System of 4,000 A.D. is ravaged by wars between humanity's planetary colonies. These wars are directed by Supremes - the autocrat leaders of the planets. But each leader needs an advisor, and this is where you step in. Can you guide your ruler to victory?

In the year 3200. The Ethernal ore used as fuel for spaceships was beginning to run out, a galactic war broke out for control of the Ethernal, the galactic emperor Erick V issued a challenge to achieve peace, 'the faction that can produce the most Ethernal will control the entire galaxy'.

The galaxy, once peaceful after the Terran-Hegemony War, now faces rising tensions. The Galactic Council's efforts to maintain peace are failing as alliances shatter and secret treaties form. A confrontation looms—who will emerge victorious and rule the galaxy? Lead your people to victory!

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!

Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!