Galactic Civilizations III

Galactic Civilizations III is the largest strategy sandbox ever made. Start with a single world and expand across the galaxy through diplomacy, trade, cultural hegemony or military conquest in this single-player or multiplayer 4X strategy game. How will you rule your galaxy?

v1.2 Included: Mega events, 3D printing of user designed ships, map sharing via Steam Workshop, and the option to register GalCiv III with Stardock Games to get a free ship parts DLC pack, an online profile and leaderboard system.

v1.1 Included: Steam Workshop integration, two new difficulty levels, and UI improvements.

Game Features

  • Rule through culture, diplomacy, technology, or military force
  • Discover each race’s unique technologies
  • Design any starship you can imagine
  • Challenge your friends in online multiplayer

New! Mega Events DLC

Expand your Galactic Civilizations III experience with new Mega Events that include the return of the Dread Lords, a declaration of war from the Peacekeepers and more.

Sample Events [Show]

  • Dread Lords Return - A dormant
      Dread Lord colony has awoken. Stop
      them before they become too powerful
      and wipe out all life in the galaxy.
  • Peacekeepers - A large force of
      time travelling robots appear and
      declare that they have been sent back
      to stop the conflicts that endanger
      the future.
  • Assassination - A beloved leader
      is assassinated, the new leader
      vows revenge plunging the galaxy
      into war.
  • Space Monsters - Distant relatives
      to the Living ships of the Dread Lords,
      begin to appear in the galaxy again.
      They will continue to spread until
  • The Artifact - A mysterious Artifact
      appears and starts boosting the power
      of a previously weak race. The only
      way to stop them from becoming gods
      is to kill them first.

Map Pack DLC

Create your own universes with the Map Pack's new Editor. The Map Pack also includes 8 challenging new maps for players to conquer that range in size from gigantic 18 player areas to intimate maps perfectly sized for two-player duels.

Maps Descriptions [Show]

  • Six Pillars - A large Map, with six
      symmetrical clusters surrounding a super
      black hole, designed for large matches
      for up to six players.
  • Clash - A medium sized symmetrical
      map designed for a large scale duel.
  • Snowflake - Medium sized balanced
      map of near identical star systems,
      designed for up to 18 players.
  • Core - A medium sized symmetrical map,
      surrounding a cast core of nebulae and
      resources, designed for up to six players.
  • Joust - A tiny two player map that is
      perfectly balanced for a duel, but with
      plenty of resources to keep.
  • Quadrants - Small, four-sided and
      balanced. Divided by vast asteroid fields
      and optimized for four players.
  • Round Table - Tiny and symmetrical.
      Designed for quick and balanced six
      player games.
  • Milky Way - Explore the canon Galactic
      Civilizations galaxy, starting from Earth in
      this immense new scenario.

*64-bit Windows 7/8/8.1 Required. All game code is delivered through Steam.

Stardock Entertainment

Copyright © 2015 Stardock Entertainment. Galactic Civilizations is a registered trademark of Stardock Entertainment. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Bank Gothic is a trademark of MyFonts and may be registered in certain jurisdictions. All rights reserved.


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