Steam key issued upon purchase. Activate via your Steam account

Four new challenge maps filled with hordes of undead enemies and devious traps you must maneuver and exploit to survive.
Windows 7 / Vista / XP
DirectX 9.0c
3+ GHz Intel or 2.5+ GHZ AMD
1 GB RAM (XP) / 2 GB RAM (Vista)
7GB
NVIDIA GeForce 6 Series (6800GT or better) / ATI 1300XT or better
DirectX 9.0c compatible sound card and drivers
Platform Steam
Developer Crystal Dynamics
Publisher Eidos
Genre DLC
Languages English, French, Italian, German, Spanish
SKU 1196