It is really an interesting free to play online strategy RPG game that has humor baked into it as well. WAKFU is a grid-based MMORPG game which every anime fan would love to have installed. Yes, it might just be a simple simulation game with multiplayer action – but it still boasts great graphics details in the game. Obviously, it’s an entirely different take on WWII and the Cold War focusing on the variety of combat vehicles used. It is a cross-platform MMO game that deals with aviation, armored vehicles, and naval craft from World War II and the Cold War. War Thunder is a quite impressive World War II simulation game. In case you were wondering, it isn’t a pay-to-win scheme – it’s just plain cosmetic items which should add a personal touch to your character. It features a lot of game mods and also lets you customize and create your own character with hundreds of weapons to choose from. The game still receives regular content updates – so you shouldn’t get bored. Even though the game was released in 2007, it still has a decent player base which makes it one among the top 10 steam games being played on a daily basis. Team Fortress 2 is one of the oldest multiplayer shooter game available for Linux.