Left 4 Dead 2 - Left 4 Dead 2 remains the co-operative zombie adventure with all new characters, locations, enemies and also weapons to change in the popular game-play introduced in the unique Left 4 Dead.
Rust Game - Rust’s world is harsh. The environment is not kind. Bears and wolves will chase and kill you. Falling from a height will kill you. Being exposed to radiation for an extended period will kill you. Starving will kill you. Being cold will kill you.
Dead Frontier - Dead Frontier is among the few zombie based video games that you can obtain in your web browser and for free.
Arma - Experience true combat gameplay in a massive military sandbox.
Fallout - Fallout is an Action Role-playing, Isometric, Open World, Adventure, Sci-fi and Single-player video game developed and published by Interplay Entertainment.
DayZ - DayZ is an open world multiplayer survival game that tosses you in the midst of a zombie apocalypse.