From the makers of Sid Meier’s Civilization comes a game about civilization’s last stand. As the commander of an elite paramilitary organization known as XCOM, you control Earth’s defenses against a terrifying alien invasion.

XCOM: Enemy Unknown – The Complete Edition includes the Game of Year award-winning XCOM: Enemy Unknown, plus the critically-acclaimed expansion, XCOM: Enemy Within, and all of the released add-on content packaged together for an incredible value.

Features:

• Complete Edition Contents Include:
  
  • XCOM: Enemy Unknown
  • XCOM: Enemy Within
  • Elite Soldier Pack add-on content
  • Slingshot add-on content
  • Second Wave add-on content
• STRATEGIC BASE: Detect and intercept the alien threat as you build and expand your XCOM headquarters. Recruit, customize and develop unique operatives, manage your personnel, and negotiate with governments around the world.
• TACTICAL COMBAT: Direct your squad in fierce turn-based ground battles, engage in covert operations, and rescue civilians in crowded cities and desolate outlands around the globe.
• RESEARCH ALIEN TECHNOLOGY: Recruit scientists and engineers to unlock more advanced weapons, armor and abilities.
• MULTIPLAYER: Mix and match aliens and humans, and combine abilities to outsmart and overpower your opponent in intense, one-on-one, turn-based matches.

• Supported OS: Windows Vista
• Processor: 2 GHz Dual Core
• RAM: 2 GB
• Graphics: NVIDIA GeForce 8600 GT / ATI Radeon HD 2600 XT or greater
• DirectX: 9.0
• Hard Drive:20 GB HD space
• Sound: DirectX Compatible
• Other Requirements: Broadband Internet connection
• Additional: Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game) include Steam Client, Visual C++ 2008 Redistributable, DirectX and Microsoft .NET 4.

• Supported OS: Windows 7
• Processor:2 GHz Dual Core (Intel Core 2 Duo 2.4 GHz or Athlon X2 2.7 GHz)
• Memory:4 GB RAM
• Graphics: NVIDIA GeForce 9000 series / ATI Radeon HD 3000 series or greater
• DirectX: 9.0
• Hard Drive: 20 GB HD space
• Sound: DirectX Compatible
• Other Requirements: Broadband Internet connection
• Additional: Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game) include Steam Client, Visual C++ 2008 Redistributable, DirectX and Microsoft .NET 4.