XCOM: Enemy Unknown - Slingshot Launch Trailer

The XCOM: Enemy Unknown - Slingshot DLC pack is now availble. Follow XCOM: Enemy Unknown at GameSpot.com! http://www.gamespot.com/xcom-enemy-unknown/ Official Site - http://www.xcom.com/enemyunknown/ Check out our review! Watch - http://www.youtube.com/watch?v=GhZ4xUdAUvU Read - http://www.gamespot.com/xcom-enemy-unknown/reviews/xcom-enemy-unknown-review-6397892/ Visit our other channels: Gameplay & Guides - http://www.youtube.com/gamespotgameplay Trailers - http://www.youtube.com/gamespottra...