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.

In Thief II: The Metal Age, players take on the role of master thief Garrett as he navigates a darkened city controlled by a corrupt sheriff. It is up to Garrett to use his skills in stealth, strategy and agility to stay one step ahead of the law and survive. This first-person game from Eidos Interactive builds upon its predecessor, Thief: The Dark Project, making it even more challenging for gamers.

TimeSplitters 2 is an action-adventure video game developed by Eidos Interactive. In the game, players must hunt down an evil race of aliens known as TimeSplitters who are traveling back in time and attempting to enslave humanity. Players take control of a ragtag group of characters and venture through time periods such as 1920's gangster-ridden America, Aztec temples, Soviet military installations during the Cold War era, and robot factories in space. The goal is to collect crystals needed to close a rift in time caused by the TimeSplitters in order to save humanity from enslavement.

Thief: The Dark Project is a stealth video game set in the dark and sinister city of Thief. Players take on the role of a master thief, tasked with infiltrating 12 treacherous missions including haunted cathedrals, subterranean ruins and forbidding prisons. Armed with only your blackjack, sword and an assortment of unique arrows, you must sneak through shadows to steal goods for moneyand uncover hidden agendas of allies and enemies alike. Along the way you'll experience an unravelling story filled with deception and revenge as you fight to stay alive in a world where trust is not an option and confrontation results in death!

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.

Quake III Arena is a fast-paced and intense online multiplayer game that will take players on an exciting journey through cyberspace. Players must be prepared to leave behind their common sense and doubts as they battle against legions of enemies in eerie, dangerous lands. The game tests players' reflexes and gut reactions as they face unpredictable hazards throughout the game. Players must immerse themselves in this thrilling experience if they want to survive.

Quake is an intense first-person shooter video game from id Software. Players navigate through 32 single player levels and 6 deathmatch levels, all of which feature realistic sound effects and lighting effects to create a fully immersive experience. As they progress through the game, players can arm themselves with various weapons like nails, Thunderbolts, Rocket Launchers and Grenade Launchers in order to defeat enemies such as Ogres, Vores and Schamblers. Quake promises a thrilling gaming adventure that will have you fighting for your life every step of the way.

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.

Shogo: Mobile Armor Division is a revolutionary video game developed by Monolith and powered by their LithTech engine. Players can choose from four different ultra powerful transforming Mobile Combat Armor (MCA) suits, each with its own advantages and strengths. Throughout the deadly outdoor, underground, and city missions you'll be able to find tons of powerups to enhance your MCA's performance as well as dock in certain areas and strike out on foot for objectives. You may even come across some surprises along the way!

The Adventures of Cookie & Cream is a unique PS2 party game that encourages players to work cooperatively. Players control two hyperactive bunnies, Cookie and Cream, who must find the elusive moon together on a split-screen journey. By allowing players to share one controller while guiding the bunnies, The Adventures of Cookie & Cream could actually improve social life by bringing friends together through cooperative play.

Unreal Tournament III is a first-person shooter game that puts players in the role of a futuristic warrior engaged in intense battles against skilled opponents. The game utilizes Unreal Engine 3 technology to deliver realistic graphics and physics, with bigger and badder weaponry than before. Players can battle against A.I. or human contestants online via Deathmatch, Team Deathmatch, Capture the Flag and Instagib CTF modes, plus an expanded Onslaught mode featuring two sets of vehicles including a Leviathan and Darkwalker. Characters from previous UT games make appearances as well, all with enhanced abilities and personalities.

Counter-Strike: Condition Zero (CS:CZ) is a tactical action video game that requires players to compete with and against AI opponents in mission-based campaigns located around the world. As leader of an elite counter-terrorist unit, players must complete over 20 new missions which include rescuing hostages, escorting VIPs to safety, and locating and defusing bombs. This game uses advanced technologies such as detailed models, atmospheric enhancements like snow or rain, and other dynamic special effects powered by an enriched Half-Life engine. CS:CZ advances the award-winning Counter Strike series by introducing single-player action and online play enhancements for more strategic gameplay.

In Painkiller, players take on the role of Daniel Garner, a seemingly ordinary man who has just died in a terrible car crash. Stranded in limbo between Heaven and Hell, he must uncover why he is denied access to Heaven while also fending off an army of demon soldiers as they attempt to bring about an unholy war. Players will battle through hordes of enemy forces as they try to figure out what it takes for Daniel Garner's spirit to be purified and gain entry into Heaven.

Saints Row IV is an open world game that follows the story of the Third Street Saints as they become leaders of the free world. After a disastrous alien invasion, the aliens transport them to a virtual reality version of Steelport. The player must use superhuman powers to liberate humanity from their captor, Zinyak. They must either find a way to escape this simulated environment or perish in their attempt.

Painkiller: Overdose is a fast-paced, adrenaline-fueled single player and multiplayer video game. It features 6 innovative new demonic weapons, mind-bending physics, lightning-fast maps, over 40 demented monsters from Hell and gigantic end bosses. The prequel to the sequel bridges the storyline and ties up wandering ends while introducing a new character and examining the repercussions of Daniel defeating Lucifer in the original Painkiller. There are 16 levels of painkilling action with 6 new demonic weapons that grant players powers like demi-gods, reshuffled Tarot decks for Belial's devastating combinations, colossal end bosses guarding Hell's crumbling domain and entrances to other realms as well as compatibility with original Painkiller multiplayer maps and modes.