Firaxis and 2K Games’ XCOM: Enemy Unknown is already available in several App Stores around the world and will hit the U.S. App Store later tonight. The game, which was first released for the Mac in April, is a re-imagined version of the classic 1994 title X-Com: UFO Defense. The iOS version of XCOM: Enemy Unknown is a port of the full game that was originally designed for consoles and computers, with a few minor interface tweaks to make it suitable for a touchscreen. Essentially, it’s a complete console game at fraction of the price. Our sister site TouchArcade has posted a ful