"Deus Ex" is a revolutionary video game that combines RPG, action, adventure and 1st-person shooter genres into an immersive and chaotic world of real-world conspiracies. The player's decisions and actions will have consequences in the simulated world of unparalleled interactivity that Eidos Interactive has created. You must be ready for plot twists and cliffhangers as you play through this classic game.

Alien Swarm is a free video game that combines cooperative play and squad-level tactics in an epic bug hunt. Players form squads of four IAF Marine classes, and use unlockable weapons with different loadout configurations to fight a variety of aliens. They must battle through environments like icy planets and lava-flooded mining facilities to eradicate the alien infestation. Along with the game comes access to the complete code base for Alien Swarm, which has updates to the Source engine as well as 3rd person camera, depth of field, improved dynamic shadows and other gameplay additions.

Blacklight: Retribution is a fast-paced, adrenaline pumping first person shooter set in a futuristic urban warzone. Developed by Zombie Studios, this game builds on their previous title Tango Down and provides FPS players with an extensive arsenal of weaponry and gear ranging from cutting-edge handguns to massive mechanized Hardsuits. Players are encouraged to customize their weapons and equipment for the best load out in order to gain credits in game which can be used to deploy powerful tools such as flame throwers, automatic grenade launchers, and even airstrikes.

In Deus Ex: Invisible War, set 20 years after the events of its predecessor, players take on the role of a protagonist in a chaotic world struggling to recover from a catastrophic depression. With various religious and political factions vying for power, it's up to you as the player to navigate this techno-nightmare. Utilizing biotech modifications such as enhanced vision and improved mobility, you must choose between violent or non-violent solutions while striving to rebuild society. Offering multiple playstyles with varied outcomes based on your decisions, Deus Ex: Invisible War gives gamers an immersive experience like no other.