10 Best Free Steam Games That Should Cost Lots of Money

War Thunder

A cross-platform MMO combat game, War Thunder features a wide array of vehicles used during the World War II and the Korean War periods.

The immersive and authentic combat takes place in the air, on land and on the sea and it manages to bring together an impressive number of players in an ever changing environment. A Guinness World Record breaking number of aircrafts is also included in this highly realistic game.