Surgeon Simulator is a fun litte game that calls itself a "simulator".

Microsoft Flight Simulator X is the most realistic flight simulater out there. If you like planes, this is the game for you!

Mad Max is based of the movie "Mad Max", this game is a great fighting, adventure, driving game.

CS:GO is a competitive game that can but fun, but as well annoying.

Amnesia is one of the most scary horror games out there if you ask me. If you like scary stuff this is the game for you.

Game Dev Tycoon is a game about running your very own game company. It is a fun litte great game, aswell as challenging

The Forest is a good, funny, scary survival horror game. This is the kind of game everyone should try with there friends as it supports CO-OP!

Css is a good fun game to play with friends. They game also goes well with Garry's Mod.

Garry's Mod is a great creative game that run on source engine!