Sure, I'll point out a few for you. CSGO, ARK, Space Engineers, RUST, SQUAD, PUBG, ARMA 2/3, 7 Days to Die, DayZ, Life is Feudal: Your Own, Red Orchestra 1/2, Killing Floor 1/2, I could name more but you can see a pretty common trend here. These games are all wildly successful in their own ways...