-Gotham City Impostors is a download-only multiplayer FPS that pits violent vigilantes dressed up like Batman against craven criminals dressed up like the Joker in open warfare on the streets of Gotham City.
-In the future, the last survivors of the Great War continue their fight with the ultimate war machine: the AirMech. Created using lost technology, Pilots have found, salvaged, or stolen AirMechs that they use to protect the weak, or to pillage. Which side do you fight for?
And many more free to play will be on Steam in the next months.. Also worth mentioning 2 games you have already seen on g4g.it – Bullet run and Super Crate Box
UPDATE:According to an user comment below in this page, Ace of Spades is no more free, it is now a commercial game. However there is a free version named Build and Shoot based on the same engine..
Here is the link to Build and Shoot
Ace of Spades is the best bits of Minecraft crossed with the fast-paced shooter gameplay of Team Fortress. Free and runs on any PC.
UPDATE:This game will be closed 1 December 2016.
Ghost Recon Online is open for everyone by some days..
A first person avoider game.
In the light and thunder from grenades of the First World War, a young soldier negotiates the wet trenches. He is alone yet through the thick haze of mustard gas he sees the shadows move. Ammunition has almost run out and fatigue is distorting his perception. The soldier tries to find a friendly soul in the river of blood and mud. This is when the real threat appears. A pack of dinosaurs break through the frontline… 1916 is a student production located in Aalborg – Denmark consisting of 12 students with interdisciplinary competences. The production of the game is associated with DADIU, The National Academy of Digital, Interactive Entertainment, a collaboration between universities and art schools in all of Denmark.
Do you remeber Nexuiz? The first version of the game was released in 2005. Development continued with many online contributors over the years, with version 2.5 released in October of 2009. In mid-2010 it was announced that a new XBLA, PSN, and Steam downloadable remake of Nexuiz would be done from the ground up by IllFonic using Crytek’s highly anticipated CryENGINE3 game engine.
You can play the Nexuiz on Steam for free this weekend.
The game was shut down in 2013.
Bullet Run, is a new Free-to-Play multiplayer online first person shooter. Set in the near future, Bullet Run is the hottest new reality TV game show. Contestants battle to the death with real ammo, real weapons and real attitude. Episodes take place on a variety of sets including a warehouse, a shanty town, an oil rig and more.
GUNS and ROBOTS is a third person online shooter with endless list of customization features. The game combines fun art with almost unlimited game play. The characters are able to move freely all over the maps, engage in battles, climb up the rankings and unlock various achievements. They will be able to choose their equipment from variety of weapons and over 150 different parts.