Steam users will be able to play Civilization: Beyond Earth for free until Sunday evening, ahead of the release of its first expansion later in the year.
2K announced a planned interruption of online service for Borderlands 1 and Civilization III and IV on May 31 as the games migrate from GameSpy to Steamworks.
Firaxis puts a new spin on Civilization in Sid Meier's Civilization: Beyond Earth, which gives players a chance to shape the course of human development.