Game features:
17 story missions with sub quests and bonus objectives.
Huge, free roaming city, infested by thousands of brain hungry zombies just waiting to be explored.
6 different cars including an unlockable super car.
9 different upgrades for each car, which can transform even an innocent Taxi into a Chariot of Death.
All cars can be mounted with miniguns, flamethrowers, rocket launchers or even dual railguns.
All weapons have 3 upgrade levels which come with unique features.
Dynamic combo system with tricks and hordes of zombies to try it on.
Many vicious zombie types including even zombie dogs.
Physics effects based on PhysX.

Changes:
Added game pad support
Added two new camera modes - "static" and "free look"
Added Pixel Shader 2.0 support (fixed white textures problem)
Improved performance on low end graphics cards
New graphics options for low end systems
Fixed a few misc start up crashes
Fixed some sound card compatibility issues

System Requirement :

• OS: Windows 7, Windows Vista, Windows XP, (Does not support Windows 95/98/ME/2000/NT)
• Processor: 1.6 GHz Intel Pentium processor or equivalent AMD Athlon processor
• Memory: 1GB
• Graphics: 128 MB DirectX 9.0c compatible or better video card with pixelshader 3.0
• DirectX®: 9.0c
• Hard Drive: approx. 600 MB
• Sound: DirectX 9.0c compatible sound card