Half-Life is a critically acclaimed first-person shooter video game developed by Sierra and released in 1998. It has won more than 50 Game of the Year awards from publications around the world, and was named 'Best PC Game Ever' in PC Gamer's November 1999 issue. Half-Life combines great storytelling with intense action and advanced technology to create an immersive experience for players. Set in a frighteningly realistic world, Half-Life requires players to think strategically if they want to survive its challenges and ultimately achieve success.

Half-Life 2: Episode Two is the second installment in Valve's award-winning Half-Life trilogy. Players take on the role of Dr. Gordon Freeman as he travels with Alyx Vance to deliver a crucial information packet stolen from the Citadel to an enclave of resistance scientists. Along the way, they must battle and race against Combine forces while navigating White Forest. The game offers unique weapons, vehicles, and creatures that extend the gameplay found in its predecessor.

Halo: The Master Chief Collection is a compilation of the Halo games featuring the complete story of the Master Chief playable on one console. It includes remastered versions of Halo 2: Anniversary, Halo: Combat Evolved Anniversary, Halo 3 and Halo 4, along with new digital series such as 'Halo Nightfall' and access to the beta release of 'Halo 5 Guardians'.

Battlefield 2: Special Forces is a video game by Electronic Arts in which players take on the role of one of 6 different special forces soldiers - Navy SEALs, British SAS, Russian Spetznas, MEC Special Forces, Rebel groups and insurgents. Armed with the latest weapons and vehicles available to these elite military units, up to 64 players can engage in major conflicts. The game also features persistent character growth that allows players to rise through the ranks as they progress through campaigns. Battlefield 2 Special Forces focuses on real-world locations and events from behind the scenes of news headlines, providing an authentic experience for fans of modern warfare games.

Half-Life 2: Episode One is an all-new episode created by Valve that continues the Half-Life 2 single player adventure. Players take on the role of Dr. Gordon Freeman, who must face the consequences of his actions in City 17 and the Citadel. Along with Alyx Vance and her robot Dog, players join forces with the resistance to battle against Combine forces. Through this thrilling adventure, players will experience a gripping story line filled with intense action and immersive environments.

Counter-Strike is a popular video game that modifies the multiplayer aspects of Half-Life, making it more team-oriented and providing players with an experience similar to what a real counter-terrorist or terrorist unit would go through. Players join either the Counter Terrorist team or the Terrorist team as they battle against each other in various mission scenarios. The goal of each round is to eliminate all opposing forces or complete objectives while also managing resources such as ammunition, money and health. With its fast pace and intense gameplay, Counter Strike has become one of the most popular online games today.

Counter-Strike: Source is a popular video game from Valve that uses the Source engine. It has recreated maps from Counter-Strike 1.6, such as Office, Havana, Italy, Aztec, Chateau and more with new textures and improved buildings and scenery. Objects in these levels react realistically to the physics engine of the Source engine. The game can be downloaded through Valve's Steam service with Half-Life 2 included in the package.

Halo 5: Guardians is a science-fiction first-person shooter video game set in the year 2558, where human colonies across the galaxy have been unexpectedly attacked. To make matters worse, humanity's greatest hero and legendary Spartan warrior - Master Chief - has gone missing. It is now up to a new Spartan to hunt down Master Chief and uncover an unknown mystery that threatens all of mankind.

Batman: Arkham Origins is a prequel to the critically acclaimed Batman: Arkham Asylum and Batman: Arkham City games. Taking place several years before the events of those two games, it features an expanded Gotham City and follows the story of a young, unrefined Batman as he faces his defining moment in his early career on his way to becoming the Dark Knight. Players will be able to take control of this younger version of Bruce Wayne/Batman as he battles against some classic villains from DC Comics universe who have gathered for a bounty set by Black Mask. The game also introduces new gadgets and abilities for players to use in their quest to save Gotham City.

Battlefield Heroes is a free-to-play game from Electronic Arts, the company behind multi-million selling Battlefield 1942 and Battlefield 2. It is an accessible shooter set in a cartoon-style world that can be enjoyed by players of all skill levels. Players will be able to choose their character and customize them as they progress through the game, earning rewards along the way. The game offers fast paced action with easy to learn controls, creating an enjoyable experience for everyone involved.

Day of Defeat is the latest online action experience from Valve, makers of Half-Life and Counter Strike. Set in WWII's European theater of war, players join an elite military squad to battle as a unit for victory. There are 10 new multiplayer maps with 15 total available for play, featuring authentic weaponry and various modes. New features include character models/animations, increased textures, particle effects and even a British soldier class option. Players can take on the role of snipers, infantry, machine gunner or rifleman to achieve success in this immersive first person shooter game.

Half-Life: Blue Shift is the second expansion pack for the groundbreaking first-person shooter Half-Life. Players take on the role of security guard Barney Calhoun, and must fight to rid Black Mesa compound of any extraterrestrial or misguided soldiers that stand in their way. The game also includes Opposing Force, which was the original expansion pack for Half-Life.

Eldritch is a first-person action game inspired by roguelikes, immersive sims, and H. P. Lovecraft. Players are challenged to unearth ancient secrets and find their path to freedom as they sneak, fight, and explore strange worlds while invoking mystical powers to augment their play style. The randomly generated levels provide unique challenges each time you play with the ability to unlock shortcuts that allow you jump directly deeper into dungeons for more intense games. Developed by Minor Key Games, Eldritch provides an exciting gaming experience full of surprises and thrilling moments!