Zombies, Fear, loot, whats not to love. Run from hordes and hunt you enemies, the options are vast. Make sure you bring food and water though.

Its ArmA. This game is great for planning out massive battles or hopping on Altis Life and gathering Reefer with your friends. Fully modable.

This game had hype on release but lost momentum after a bit. It has since been updated to include a lot of neat features such as horse training and more

this is a very fun CS:Go like game. it allows for you to customize your loadout and use tactics with your friends to come out on top in a match.

This game has been very good with updates, and in our opinion a very successful early access game. It has many interesting mechanic that make it fun.