Half-Life: Decay

Half-Life is a 1998 first-person shooter (FPS) game developed by Valve Corporation and published by Sierra Studios for Windows. It was Valve's debut product and the first game in the Half-Life series. The player assumes the role of Gordon Freeman, a theoretical physicist who must escape from the Black Mesa Research Facility after it is overrun by aliens following a disastrous scientific experiment. Its gameplay consists of diverse combat, exploration and puzzles.

Half-Life: Alyx is Valve’s VR return to the Half-Life series. It’s the story of an impossible fight against a vicious alien race known as the Combine, set between the events of Half-Life and Half-Life 2. Alyx Vance and her father Eli mount an early resistance to the Combine's brutal occupation of Earth.

Half-Life 2: Episode Two is a first-person shooter set in the aftermath of the Citadel's destruction. Players control Gordon Freeman as he and Alyx Vance travel through forests and underground tunnels toward a resistance base, facing Combine forces and new enemy types along the way. The game emphasizes vehicle-based combat sequences alongside the series' physics-driven puzzles and gunplay.

Half-Life 2: Episode One is the first of a planned trilogy of expansion packs/episodes for the 2004 first-person shooter game, Half-Life 2. The episode takes place immediately after the end of Half-Life 2, in the war-torn setting of City 17. The player is forced to deal with the effects of their actions during the main game. The episode is a stand-alone game; while a continuation of Half-Life 2, it does not require the original game to be installed or registered to a user's Steam account to play. It takes advantage of several major upgrades to the Source engine since the release of Half-Life 2, primarily its high dynamic range rendering capabilities and the upgraded facial animation system. Episode One was released together with Half-Life Deathmatch: Source, a port of the original Half-Life's multiplayer, which doubles as Episode One's multiplayer component. The retail copies of Episode One also come with Half-Life 2 Deathmatch for those who have not previously purchased the later title.

Black Mesa: Definitive Edition includes performance improvements with a higher frame rate in some levels and visual upgrades, as well as all new and expanded Xen levels.

Half-Life: Alyx is Valve’s VR return to the Half-Life series. It’s the story of an impossible fight against a vicious alien race known as the Combine, set between the events of Half-Life and Half-Life 2. Alyx Vance and her father Eli mount an early resistance to the Combine's brutal occupation of Earth.

Black Mesa is a re-envisioning of Valve Software's classic science fiction first person shooter, Half-Life. Powered by Source Engine, You will re-visit the inaugural role of Gordon Freeman and his memorable journey through the Black Mesa Research Facility. Expect detailed environments to explore, a huge cast of characters and experimental weaponry. All-new music, voice acting, choreography and added dialogue give way to a more expansive and immersive experience than ever before.

Defy Gravity is an action platformer that is a mix between classic platforming and gravity based puzzle solving. Kara, our heroine, has access to a unique gameplay mechanic that she uses to manipulate the world around her. She has a gun that is able to alter the laws of physics through the creation of pockets of gravity and anti-gravity. By mastering the use of these abilities Kara is able to augment her jump in order to almost fly past obstacles. These powers can also be utilized to move objects that block her path and platforms that Kara stands on in order to traverse the levels.

Join Section 9 in a first person shooter experience. Become a member of an elite force of cybernetically enhanced combat operatives dedicated to the defense of society, and use your advanced firepower, Tachikoma Tanks and unique cyber skills to bring down cyber terrorists in a connected world.

Super Contra is a Run and Gun-style action game produced by Konami, originally released as a coin-operated arcade game in 1988. It is the sequel to the original Contra and the second game in the Contra series released for the arcades. Like in the original game, the game centers on soldiers Bill Rizer and Lance Bean, who are once again assigned to protect the Earth from an army of alien invaders. The game features standard side-scrolling stages, as well as all new overhead stages in lieu of the original game's "3D" stages.

A year has passed and the dinosaurs are still alive in Jurassic Park 2: The Chaos Continues. Take control of Dr. Grant as he returns to Jurassic Park and battles the dinosaurs in 12 levels of thrilling action. However, the park has more dinosaurs and some new species as well.

The Machine has enslaved the galaxy under its tyrannical rule. As Bren McGuire, the last survivor of the United Freedom Forces, it is your duty to destroy the evil forces of the Machine that have devastated the galaxy.

Mighty Switch Force! is a puzzle platformer developed by WayForward Technologies for Nintendo 3DS. It is the third game in WayForward's Mighty series, following Mighty Flip Champs! and Mighty Milky Way. The game was released on the Nintendo eShop on December 22, 2011.An update to the game, including five new levels, was released on May 24, 2012. A high-definition version, Mighty Switch Force! Hyper Drive Edition, was released for the Wii U in 2012, featuring re-drawn graphics and other new features. A Steam version of the game was also released in June 2015. A sequel, Mighty Switch Force! 2, was released in June 2013

Exolon is a classic side-scrolling action game developed by Hewson Consultants and released in 1987 for various 8-bit home computer platforms. Players control Vitorc, a space marine equipped with an armored exoskeleton suit, as he navigates through 125 screens of hostile alien terrain. The game's core gameplay revolves around precise shooting, strategic grenade use, and skillful maneuvering to overcome a relentless array of enemies and environmental hazards. Known for its high difficulty level, Exolon challenges players with fast-paced action that demands quick reflexes and careful planning. What sets Exolon apart is its distinctive visual style, which pushed the graphical boundaries of 8-bit computers in its era. The game features detailed sprites and backgrounds that create a unique sci-fi atmosphere, complemented by a pulsing soundtrack that enhances the immersive experience. This combination of challenging gameplay, striking visuals, and atmospheric audio helped Exolon stand out in the late 1980s gaming landscape, earning it a cult following among retro gaming enthusiasts. Despite its simple premise, the game's intense action and memorable presentation have secured its place as a notable title in the history of side-scrolling shooters.

You are a BLOB (a Bio-Logically Operated Being) and are sent into the core of a planet in order to prevent dit from blowing up.

You play as Danny, a young man suffering from insomnia, who uses an experimental device to explore his mind and discover the cause of his sleeplessness. Each level of the game, representing events from Danny's life and inspired by artists such as Tim Burton and M.C. Escher, requires the player to control Danny as he collects his "lost marbles" and other thoughts.

In Concord, you play as the crew of the Northstar—a group of guns-for-hire known in our galaxy as Freegunners. The Freegunners roam the stars taking high-stakes jobs on worlds across Wild space, where they face other fiercely competitive Freegunner crews. From match-to-match, you’ll form your team of Freegunners with other players and battle it out with rival crews to take home the reward across a variety of maps and modes.