XCOM: Enemy Unknown made its Linux debut this morning! Per the release announcement, the game is designed to run on SteamOS and Ubuntu 14.04 LTS.
XCOM: Enemy Unknown is a turn-based tactical game developed by Firaxis Games. This title that's a remake of the 1994 UFO: Enemy Unknown was released for Windows and other game consoles back in 2012.
The game can be bought at SteamPowered.com. Stay tuned to our forums where many Linux gamers will surely be writing in shortly with their experiences on different graphics cards, drivers, and distributions.