Zombie Panic! Source is a standalone cooperative, survival-horror, first-person-shooter! Set in the middle of a zombie apocalypse, players start as a small group of survivors attempting to stay alive. Each map will have its own objectives to complete and win the round or survive by a period of time.
Zombie Panic: Source is a great Zombie VS Survivor game that really delivers the goods!
The game controls are a little bit advanced compaired to other zombie shooters on the market. But with a little time and dedication towards learning the controls you're soon learn that this game only gets better when you delve into it.
This game is just hands down awesome!