7 Days To Die

7 Days To Die is a survival crafting game with a huge world. You start as a survivor with no equipment or even clothing, and must survive for as long as possible by taking care of your needs and fighting back the infected. You can build, craft new tools and weapons, and even go mining! It's an all in one packed to the brim with fun.

Left 4 Dead 2

Left 4 Dead 2 is a four player first person shooter with the goal of the game being to fight through a massive amount of AI controlled zombies and reach the end of a set of missions. You fight a range of different zombies as well, from simple acid spitting zombies, until tough to kill "tanks", giant muscle bound beasts that takes a team to kill. If you don't work as an effective team, you will be separated and torn to shreds by the horde, an unending horde.

S.T.A.L.K.E.R Trilogy

S.T.A.L.K.E.R  was a revolutionary first person shooter game set in an open world taking place in Ukraine Chernobyl, the site of a nuclear disaster, populated by bandits, the military, loners and mutants. You fight your way through hordes of enemies to do what you set out to do, And nothing will stop you.