The first level and intro cutscene.
You can download the demo via Steam!
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ABOUT THE GAME
Threatened by an unknown enemy, the Earth's governments unite to form an elite paramilitary organization, known as XCOM, to combat this extraterrestrial attack. As the commander of XCOM, you control the global defense team in a battle against a terrifying alien invasion by creating a fully operational base, researching alien technologies, planning combat missions, and controlling soldier movement in battle.
GLOBAL THREAT:
Interact and negotiate with governments around the world to combat the alien threat.
STRATEGIC BASE OF OPERATIONS:
Build and expand your XCOM headquarters, recruit and develop unique soldiers to take into battle, and research alien technology to expand your weapons and capabilities.
TACTICAL MULTIPLAYER:
Mix and match aliens and soldiers and combine abilities to outsmart and overpower your opponent.
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Price - $50 USD
Developer: Firaxis Games
Publisher: 2K Games
Genre: Strategy, Turn Based
Release Date - October 9, 2012
Platforms: PC, Xbox 360, PS3
http://www.xcom.com/enemyunknown/
http://store.steampowered.com/app/200510
http://www.gamersgate.com/DD-XCOMEU/xcom-enemy-unknown
http://www.greenmangaming.com/s/us/en/pc/games/strategy/xcom-enemy-unknown-na/