Martian Zombie Survival

If want to play as zombie and fight agains and interstelar alien then try Martian Zombie Survival in the great fps sci fi with option to play in 2 mods and fun.
Enjoy!

*WASD* – move
*down*, *up*, *left*, *right* or *arrows* – move
*mouse* – look around
*space* – jump
*shift* – run
*0*..*9* – change guns