Mass Effect 2 is the second installment in the Mass Effect trilogy, a science fiction adventure set in an expansive universe. In this dark chapter of the story, Saren's Geth army has been defeated by humans who are still looking to make their mark in the galaxy. However, they soon discover that a greater danger awaits them as they seek out new allies and powerful weapons to defeat it. Players can explore exotic locations and engage with colorful characters from across the universe while engaging in intense battles against dangerous alien species. With its deep character development system and thrilling combat mechanics, Mass Effect 2 provides hours of captivating gameplay for fans of sci-fi action games.

System Shock 2 is a first-person shooter video game that features both traditional elements found in shooters as well as unique elements that make it stand out. Players will find several gameplay elements such as logs, inventory, skills, persistent world, leaning, hacking and RPG-style character development. There are multiple weapons and enemies to fight against while the plot is always present but not so confining like most other shooters - there's usually more than one task to accomplish. The levels are designed realistically with logical reasons behind them and the player can drop items on one level and go back later to retrieve them. System Shock 2 continues this classic game design from its predecessor System Shock 1 giving players an immersive experience full of compelling storylines.

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 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.

Duke Nukem 3D: 20th Anniversary World Tour is a classic first-person shooter game that brings back the beloved hero from 1996. The game follows Duke as he embarks on an action-packed mission to save Earth once again by kicking alien butt and rescuing damsels in distress around the world. Players can enjoy all of the original levels plus 8 new ones, with up to 4 players participating in multiplayer mode. With modern graphics and updated sound effects, this version of Duke Nukem 3D will provide hours of entertainment for fans old and new alike!

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.

Sleeping Dogs is an open world cop drama game set in Hong Kong. Players take on the role of undercover cop Wei Shen, tasked with taking down a powerful criminal organization from the inside. The game features imaginative combat systems that allow players to perform martial arts moves and take on numerous opponents single-handedly. Visceral kicks and combos, as well as cinematic environmental takedowns can be performed using real-world items like circular saws, phone booths, incinerators and refrigerator doors for added realism.

F.E.A.R., or First Encounter Assault and Recon, is an intense first person close-quarters combat experience with a rich atmosphere and engaging storyline. The game begins when an unidentified paramilitary force infiltrates a multi-billion dollar aerospace compound, prompting the government to send in Special Forces, who quickly lose contact due to interference from an eerie signal. You are part of a classified strike team created to deal with threats no one else can handle; your mission is simple: eliminate the intruders at any cost, determine the origin of the signal and contain this crisis before it spirals out of control.

Left 4 Dead is a co-operative multiplayer action game from Turtle Rock Studios, the creators of Counter-Strike. The game takes place in an apocalyptic world where a highly virulent strain of rabies has spread quickly through the human population, turning those infected into violent psychopaths. Players are among the few seemingly immune to this virus and must fight their way to safety or die alone alongside other Survivors. Left 4 Dead is built with version 2 of Turtle Rock's advanced A.I technology and runs on Source Engine for enhanced visuals and gameplay experience. In Left 4 Dead, players will have to work together if they want any chance at survival in this chaotic post-apocalyptic world.

In XIII, the player takes on the role of a mysterious figure who has been framed for the assassination of the President of the United States. With no memory and a bullet wound in their head, they must use all available resources to uncover a dark conspiracy behind this heinous act. Armed with silent crossbows, automatic weapons, and ashtrays, they must evade or use assailants eager to end their life as human shields while also competing against other players in multiplayer modes like Barfight or co-op mode Cover Me. Ultimately, it is up to them to expose both their own past and America's darkest secrets hidden within its corridors of power.

Dead Nation is a video game featuring online and offline two-player cooperative play. Players embark on a lengthy campaign filled with hidden treasures, upgradable weapons and armor, and multiple difficulty levels. The ultimate challenge of Dead Nation is the fifth difficulty level - "Undead" - which promises to push even the most experienced players to their limits. With its varied content and great replay value, Dead Nation offers an exciting gaming experience for all types of gamers.

In Return to Castle Wolfenstein, players take on the role of B.J. Blazkowicz, a highly decorated Army Ranger recruited into the Office of Secret Actions who must escape from and then return to Castle Wolfenstein in order to thwart Heinrich Himmler's plans for an unstoppable army raised through genetic engineering and harnessing occult powers. As Blazkowicz discovers more about Himmler's evil schemes, it is up to him to defeat them before they can level the Allies once and for all.

Wolfenstein 3D is an Xbox Live Arcade game that puts players in the shoes of OSA super agent B.J. Blazkowicz as he attempts to escape from Castle Wolfenstein and defeat the Nazi regime. Players battle through six episodes and 60 levels, facing off against memorable enemies such as Hans Grosse and Mecha-Hitler. Hidden secrets are scattered throughout each level, offering various rewards like health packs, ammo, weapons, or short cuts. Customizable weapon upgrades can be earned by collecting gold while conquering achievements along the way will add points to your Gamerscore.

Singularity is an action-adventure video game where players take on the role of Captain Nathaniel Renko, a black ops team leader sent to investigate an abandoned Russian research base. After crashing onto the island and being cut off from outside help, Renko must battle his way through a horde of nightmarish creatures while using a time manipulation device (TMD) that was created in the 1950s. As he travels back and forth through time, Renko must make decisions that will shape the course of world history while uncovering Cold War secrets. Developed by Raven Software, Singularity promises to be an exciting journey filled with intense combat and thrilling puzzles as gamers try to save humanity from certain destruction.

Quake 4 is a first-person shooter video game developed by id Software and published by Activision. Players take on the role of Matthew Kane, an elite member of Rhino Squad and Earth's invasion force to defeat the alien Strogg race. The game utilizes id Software's revolutionary DOOM 3 technology, allowing players to battle alone or with their squad in hover tanks and mechanized walkers. As they progress through missions, players will eventually be captured and turned into a Strogg themselves with enhanced abilities that allow them to turn the tide of war against them.

Torchlight is a video game set in the mining town of Torchlight, where miners discovered veins of ore richer than any found before. As they dug deeper, however, they uncovered an ancient labyrinth filled with ruins and creatures from ages past; among them was an evil presence that had infused itself into the Ember ore. The miners must now face this darkness and prevent it from overtaking their home – but doing so requires strength, courage, and alchemical power. With its promise of riches and power, can they rise to the challenge?

F.E.A.R. Perseus Mandate is an expansion pack for the original F.E.A.R., allowing gamers to join a secondary team tasked with uncovering the mystery and truth behind Armacham's secret project, called Perseus Mandate. It features new weapons such as Chain Lightning Gun, Grenade Launcher, and Advanced Rifle as well as a terrifying new enemy known as the Nightcrawlers that players must face off against in order to complete their mission. This stand-alone expansion pack offers both seasoned gamers and those who have never played the original F.E.A

Alone in the Dark is an action-packed video game that has been adapted to a "season-style format" of 30-40 minutes of gameplay per episode. To help players stay immersed and informed, each episode starts with a quick summary of the last one and ends with a cliffhanger to leave them wanting more. The game features state-of-the-art real time physics and environmental interaction for an immersive experience. Players will be kept on their toes as they battle through this thrilling survival experience.

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.

Hard Reset is a cyberpunk-style first-person shooter (FPS) video game developed by Flying Wild Hog. The game follows Major Fletcher, a soldier in the last human city of Bezoar who must fight to save humanity from an invading robotic army known as the Nightmarish Machines. Players battle through levels filled with hordes of enemies, using various weapons and special abilities to survive. Throughout the game, players will face off against challenging bosses and collect various upgrades that enhance their weapons and abilities. With its unique art style and fast-paced gameplay, Hard Reset provides an intense single player experience for fans of FPS games.

In Fable III, players are called upon to lead a revolution in Albion and take the throne. The choices made by the player have consequences that affect the entire kingdom as they attempt to become a beloved ruler or an oppressive tyrant. Throughout their journey, players will encounter characters with off-beat style and humor as well as intense combat situations where allies can be gained or foes must be fought. Whether it's for personal gain or for the greater good of Albion, every choice has an impact on how the game plays out. With explosive action and adventure around every corner, Fable III offers up a unique gaming experience where no two playthroughs are ever alike.

F.E.A.R Files is an intense first-person shooter video game that combines supernatural suspense and combat adaptable AI to keep players engrossed in the spine-chilling story line. Players take on the role of an elite soldier trained for extraordinary situations and are called in to confront a mysterious force which has spiraled out of control. The game includes two F.E.A.R missions as well as new content such as Perseus Mandate campaign, Extraction Point expansion pack, multiplayer maps, 6 new weapons and enhanced destructible environments with support for up to 16 players online at once for frenetic multiplayer action.

50 Cent: Blood on the Sand is a third-person action/shooter video game. After performing a sold out concert in a fictional war-torn country, 50 Cent and his G-Unit are robbed of their money and paid with an incredibly valuable diamond encrusted skull. Determined to seek revenge, 50 Cent sets off to reclaim what is owed to him. The game features intense action gameplay, an intuitive cover system, drop in and drop out online multiplayer co-op mode, merciless melee counter kills and a soundtrack that combines 50 Cent's greatest hits with 18 exclusive new tracks. Visuals from the Unreal 3 engine technology combine with an over-the top story featuring voiceover work by 50 Cent and other members of the G Unit for an immersive virtual experience.

In BloodRayne 2, players take on the role of dhampir BloodRayne as they battle against their evil vampire siblings in an effort to prevent them from creating a new era of vampire supremacy. Players can perform acrobatic actions and fighting combos with access to twelve finishing moves. The more creative kills you make, the more you can upgrade your weapons and abilities. You also have access to a powerful Blood Rage feature when your Bloodlust meter is full. With these powers at your disposal, you must use strategy and skill to help protect humanity from becoming mere cattle for the bloodthirsty predators that hunt them.