Games like Project Osiris

89%Game Brain Score

Most mentioned positive aspects:music, story

Most mentioned negative aspects:optimization, grinding

89% User Score Based on 630 reviews

Supplice is a stylish throwback shooter inspired by the mid-90s FPS glory days and the legendary Doom modding community. Mixing the retro stylings of 90s era shooters with colorful graphics and frantic gameplay, it creates an experience that's ever so familiar but also exciting and fresh. If you enjoyed this game, see our list of games similar to Supplice.

79%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:grinding, stability

86% User Score Based on 748 reviews

Critic Score 71%Based on 15 reviews

Sublevel Zero - Redux is a first-person roguelike six-degree-of-freedom shooter set in a universe where reality is falling apart. Take control of a lone gunship pilot whose mission is to loot and craft ancient technology. Descend into a vast underground facility, fighting through procedurally generated zero gravity environments to recover the technology you and your clan need to survive. If you enjoyed this game, see our list of games similar to Sublevel Zero Redux.

86%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:optimization, stability

92% User Score Based on 583 reviews

Critic Score 77%Based on 7 reviews

Wizordum is a retro-inspired FPS with a focus on action and light puzzles. It blends the best features of classic fantasy shooters from the 90s with some modern aspects making it a unique experience. Take the role of a Cleric and fight against Chaos that roams the land - smash, burn and loot! If you enjoyed this game, see our list of games similar to Wizordum.

88%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, atmosphere

88% User Score Based on 576 reviews

Turok 3 Shadow of Oblivion Remastered is a faithful restoration of the classic first-person shooter originally released in 2000 for the Nintendo 64, upgraded through Nightdive Studios’ proprietary KEX Engine for play on modern gaming devices with up to a 4K resolution at 120FPS. It joins Nightdive Studios and Universal Games popular Turok and Turok 2: Seeds of Evil remasters, capping off the tri… If you enjoyed this game, see our list of games similar to Turok 3: Shadow of Oblivion Remastered.

69%Game Brain Score

Most mentioned positive aspects:graphics, humor

Most mentioned negative aspects:optimization, story

69% User Score Based on 244 reviews

GameGuruMAX: Empowering Game CreationGameGuruMAX is an intuitive 3D game development platform designed to accelerate the creation of immersive games—no programming experience required. Whether you're a newcomer to game development or a seasoned creator, GameGuruMAX offers a streamlined workflow and powerful toolset, including model importing and full LUA scripting for advanced customization. … If you enjoyed this game, see our list of games similar to GameGuru MAX.

89%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:grinding, monetization

94% User Score Based on 1,796 reviews

Critic Score 74%Based on 3 reviews

A new six-degree-of-freedom shooter from the creators of Descent with intuitive controls, amazing lighting and graphics, and the best zero-G robot-blasting combat ever devised. If you enjoyed this game, see our list of games similar to Overload.

80%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

Most mentioned negative aspects:replayability, grinding

83% User Score Based on 374 reviews

Critic Score 70%Based on 3 reviews

Humankind, in the process of evolution, has encountered a mysterious phenomenon - the destruction of the normal flow of time. From the past to the future, time rifts are forming in Earth's atmosphere. These rifts lead to different periods of history. Through them the most aggressive creatures from the past, present, and the future, have begun to infiltrate our time. These mutants, known as Timestr… If you enjoyed this game, see our list of games similar to Chasm: The Rift.

73%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:optimization, stability

73% User Score Based on 1,517 reviews

Welcome to GameGuru Classic, game making for everyone. We've created an easy to use and most enjoyable game creator. Join us and our great and enthusiastic game-making community on your journey to make fun games! Imagine creating a world that you and your friends come together and play... and creating it can be a matter of minutes with no technical jiggery-pokery needed at all :-) Of course, you… If you enjoyed this game, see our list of games similar to GameGuru Classic.

90%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, grinding

90% User Score Based on 515 reviews

The Original Strife is back! Hailed as the original FPS-RPG game that spawned countless imitators, Strife: Veteran Edition is a love letter to the classic from 1996. New Features Include: Support for high resolutions, with proper aspect ratio. OpenGL for video backend to provide portability and support for vertical sync. Dynamic lighting and bloom Widescreen support. Ability to freely rebin… If you enjoyed this game, see our list of games similar to Strife: Veteran Edition.

72%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, character development

72% User Score Based on 358 reviews

Bunker Punks is a roguelike first-person shooter set in a dystopian future. You control a group of revolutionaries, raiding corporate strongholds for supplies, weapons and armor. If you enjoyed this game, see our list of games similar to Bunker Punks.

89%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:optimization, stability

89% User Score Based on 2,168 reviews

Serious Sam Classics: Revolution is a unified version of the Croteam's original Serious Sam Classic: The First Encounter and Serious Sam Classic: The Second Encounter experience, which is currently in development by Alligator Pit, an indie development team made of Serious Sam fans with the support of Croteam. Serious Sam Classics: Revolution, along with newly developed content by Alligator Pit, al… If you enjoyed this game, see our list of games similar to Serious Sam Classics: Revolution.

87%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:story, grinding

93% User Score Based on 7,570 reviews

Critic Score 81%Based on 16 reviews

Discover Prodeus on the official PlayStation - game information, features, trailer, and more If you enjoyed this game, see our list of games similar to Prodeus.

92%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, grinding

92% User Score Based on 577 reviews

The Eldritch horde returns in Shrine II! Shrine II is a total conversion mod for Doom 2. Tusk is back, and his rage won't be quelled! Journey through five dimensions to find the source of the corruption in this 32 level total conversion for doom 2! Including: -Over 20 unique Demons to slay -Boss Battles Galore -Over 20 unique weapons -32 levels -Tons of secrets and replayability -A challenging yet… If you enjoyed this game, see our list of games similar to Shrine II.

84%Game Brain Score

Most mentioned positive aspects:music, atmosphere

Most mentioned negative aspects:optimization, stability

94% User Score Based on 8,232 reviews

Critic Score 75%Based on 14 reviews

You killed the Demons once, they were all dead. Or so you thought... A single Demon Entity escaped detection. Systematically it altered decaying, dead carnage back into grotesque living tissue. The Demons have returned - stronger and more vicious than ever before. You mission is clear, there are no options: kill or be killed! If you enjoyed this game, see our list of games similar to Doom 64.

70%Game Brain Score

Most mentioned positive aspects:graphics, humor

Most mentioned negative aspects:story, gameplay

75% User Score Based on 44 reviews

It's the 22nd century: Galactic travel is commonplace, peace is at hand, and the future looks bright - until Goldfire's plan to unleash an army of military mutants shocks the galaxy. Dr. Goldfire, a brilliant bio-scientist whose morbid research led to incredible genetic improvements in humanoids and aliens, has gone power crazy. And only the galaxy's best agent, Blake Stone, has a chance to infil… If you enjoyed this game, see our list of games similar to Blake Stone: Planet Strike.

91%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:grinding, stability

91% User Score Based on 9,388 reviews

Discover System Shock on the official PlayStation website. Find out everything you need on this remake of the 1994 classic, with gameplay info, screenshots, trailers, purchase options and more. If you enjoyed this game, see our list of games similar to System Shock.

88%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:optimization, stability

95% User Score Based on 73,942 reviews

Critic Score 78%Based on 7 reviews

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. If you enjoyed this game, see our list of games similar to Black Mesa.

96%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:stability, grinding

96% User Score Based on 7,492 reviews

Critic Score 93%Based on 1 reviews

Quake is a first-person shooter video game, developed by id Software and published by GT Interactive in 1996 and featured music composed by Trent Reznor and Nine Inch Nails. It is the first game in the popular Quake series. In the game, players must find their way through various maze-like, medieval environments while battling a variety of monsters using a wide array of weapons. If you enjoyed this game, see our list of games similar to Quake.

89%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:grinding, stability

94% User Score Based on 8,248 reviews

Critic Score 80%Based on 6 reviews

Shelly “Bombshell” Harrison takes on a quest to slay evil transhumanist mastermind Dr. Jadus Heskel in the streets of Neo DC. She leaves a trail of carnage throughout huge, multi-path levels filled with gigantic explosions, more secret areas than we can count, and inhuman foes behind every corner. There’s no regenerating health here; stop taking cover and start running and gunning. Shelly’s crusa… If you enjoyed this game, see our list of games similar to Ion Fury.

94%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:story, replayability

94% User Score Based on 1,255 reviews

Heretic + Hexen is a remastered version of the games Heretic: Shadow of the Serpent Riders, Hexen: Beyond Heretic and Deathkings of the Dark Citadel. It includes quality of life improvements (native widescreen, engine fixes, interface tweaks...), reworked local and online multiplayer, as well as new episodes - Heretic: Faith Renewed and Hexen: Vestiges of Grandeur. If you enjoyed this game, see our list of games similar to Heretic + Hexen.

85%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, grinding

84% User Score Based on 9,056 reviews

Critic Score 85%Based on 5 reviews

Based on the BFG Edition, this release features enhanced graphics, better audio with more horror effects, a checkpoint save system, and support for 3D displays and HMDs. The game also includes the previous expansion Resurrection of Evil and a new single-player expansion pack called The Lost Mission. However, things like multiplayer and the inclusion of Ultimate Doom and Doom II have been removed. If you enjoyed this game, see our list of games similar to Doom 3.

83%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, replayability

83% User Score Based on 220 reviews

WISHLIST THE FULL GAME About the Game This is the free prelude version of Mega City Police, Retrowave Skill-Based Action Roguelike inspired by truly old-school action movies. Prelude version Includes first 2 levels and 4 playable police officers of the full version. Hello, Officer. Mega City needs your services. Are you ready to uphold the law? The crime is out of control, the streets are not… If you enjoyed this game, see our list of games similar to Action Agents.

72%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:story, optimization

72% User Score Based on 481 reviews

Oldschool FPS. Hardcore classic gameplay. Huge hordes of monsters. Blood. Fun. If you enjoyed this game, see our list of games similar to Monument.

87%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:story, stability

94% User Score Based on 621 reviews

Critic Score 73%Based on 4 reviews

Impaler is a minimalist arena shooter with spikes. Summon spikes to slay monsters, build barriers, and reach higher ground. Impaler's rogue-like elements ensure each run is a unique challenge. If you enjoyed this game, see our list of games similar to Impaler.

60%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, replayability

64% User Score Based on 1,646 reviews

Critic Score 41%Based on 1 reviews

Prospekt begins in the Nova Prospekt prison in the Half-Life universe. Gordon Freeman is slowly being overrun by soldiers in the prison, however unknown to him his Vortigaunt allies manage to find some help from a forgotten hero. If you enjoyed this game, see our list of games similar to Prospekt.

82%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:optimization, stability

82% User Score Based on 5,618 reviews

Critic Score 80%Based on 1 reviews

Humanity is under siege as the full force of Mental’s hordes spread across the world, ravaging what remains of a broken and beaten civilization. The last remaining resistance to the invasion is the Earth Defense Force led by Sam “Serious” Stone and his heavily-armed squad of misfit commandos. Croteam returns with a high-powered prequel to the Serious Sam series that scales up chaos to unprecedent… If you enjoyed this game, see our list of games similar to Serious Sam 4.

98%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, grinding

98% User Score Based on 1,752 reviews

COMPOUND is a randomized, rogue-lite, free-roaming shooter for Virtual Reality veterans. Duck and dodge around enemy fire in a tough-as-nails retro FPS with multiple locomotion options. Prepare to die - a lot - until you are good enough to reach the heart of The Corporation and take back what belongs to everyone... If you enjoyed this game, see our list of games similar to COMPOUND.

95%Game Brain Score

Most mentioned positive aspects:story, music

Most mentioned negative aspects:grinding, monetization

95% User Score Based on 2,568 reviews

Immerse yourself in a crystalpunk underworld where the visceral combat of the 90s' FPS games blends with the exploration and puzzle solving of classic dungeon crawlers and adventure games. If you enjoyed this game, see our list of games similar to Hedon Bloodrite.

93%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:grinding, stability

95% User Score Based on 2,054 reviews

Critic Score 85%Based on 2 reviews

A first person shooter extravaganza where you take the role of Serious Sam, a badass killer whose goal is to defeat monsters commanded by Mental, an extraterrestrial entity that wants to destroy humanity. Serious Sam is a high-adrenaline arcade-action shooter heavily focused on frantic arcade-style single player action. In a world where cyberpunk meets fantasy-fiction and advanced technology is m… If you enjoyed this game, see our list of games similar to Serious Sam: The First Encounter.

73%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:optimization, grinding

72% User Score Based on 913 reviews

Critic Score 75%Based on 6 reviews

Ripout is an online Co-Op horror FPS that will have players fight their way through procedurally generated derelict ships filled with mutants capable of reconfiguring their alien bodies. Survive with your trusty Pet Gun companion, collect loot, and customize your character to fit your playstyle. If you enjoyed this game, see our list of games similar to Ripout.

78%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:optimization, stability

78% User Score Based on 700 reviews

A.W.O.L. is a first-person, mil-spec shooter developed using the Build engine (Duke Nukem 3D, Ion Fury), specifically a modernized version of the Build Engine based on the "EDuke32" source port which allows for modern hardware acceleration and modern controls while retaining the original 2D pixel sprite graphics. Originally conceived as a passion project by a small Build Engine mod team in the ea… If you enjoyed this game, see our list of games similar to A.W.O.L..

93%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:replayability, stability

93% User Score Based on 734 reviews

Explore a decaying industrial world left behind in humanity's never-ending race to conquer the stars. Beneath its iron skies, desperate souls kill and steal for passage to the still-plentiful frontier worlds. Sink or swim in this high-octane first-person shooter with stealth and RPG elements. If you enjoyed this game, see our list of games similar to Fortune's Run.

100%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:gameplay, story

100% User Score Based on 71 reviews

2D Pixel Art Shooter inspired Sci-fi FPS runs on GZDoom. You play as 'Petaka', an angry amnesiac that just wants to kill every ugly green aliens and annoying drones he encounters while trying to restore his memories by exploring various universes through warp portals. If you enjoyed this game, see our list of games similar to Mala Petaka.

94%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, stability

94% User Score Based on 1,681 reviews

Just Updated The ground trembles and melts beneath your feet. A new force has awakened. Elemental fire itself has been summoned to aid you in cleansing the land of HER abominations and twisted magic.  Forge your power with the New Itemization SystemGround-breaking itemization system that redefines the genre. Every weapon and item you discover is added to your Catalogue, charting both your progre… If you enjoyed this game, see our list of games similar to VOIN.

87%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, stability

93% User Score Based on 4,163 reviews

Critic Score 56%Based on 1 reviews

The current version of Wolfenstein 3D for digital platforms include Wolfenstein 3D (a port of the expanded DOS version, with all of the six episodes) and the standalone expansion Spear of Destiny (without its extra missions). If you enjoyed this game, see our list of games similar to Wolfenstein 3D.

95%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

95% User Score Based on 5,917 reviews

Species: Unknown is a first-person survival horror game, playable in co-op with up to 4 players (private or public servers) or solo. You play as a mercenary sent aboard an abandoned spaceship. Your job? Execute high-risk contracts, make it out alive, and claim your reward. But keep in mind that you’re not alone. Something is hunting you… Form a squad of up to 4 players to take on different con… If you enjoyed this game, see our list of games similar to Species: Unknown.

84%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:story, stability

84% User Score Based on 200 reviews

Finally... After months of trial and error, learning by doing, and yet some critical failures - we have reached the point at which I'm comfortable enough to release something bigger, something better, something playable of REVEREND - the beta. I said it would release in September, and I'm counting it! Please, check the settings and key bindings if something doesn't feel right at first, since I mi… If you enjoyed this game, see our list of games similar to REVEREND.

82%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:optimization, stability

88% User Score Based on 4,480 reviews

Critic Score 75%Based on 17 reviews

Project Warlock is a first person shooter that fans of Doom, Hexen and Wolfenstein cannot miss. It serves you an exploding cocktail of bullets, spells and monsters. Battle through 60 levels of non stop action packed with bloodthirsty enemies and challenging bosses. If you enjoyed this game, see our list of games similar to Project Warlock.

95%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:story, grinding

95% User Score Based on 930 reviews

The Remasterminds at NightDive Studios along with the madmen at New Blood present Apogee Software's timeless cult classic FPS, Rise of the Triad: LUDICROUS EDITIONFeaturing: 4K and Ultrawide Resolution support + Unlimited frame rates All original ROTT episodes, expansion packs plus Return of the Triad Restored characters and game content from "lost" betas FULL controller support, KB/… If you enjoyed this game, see our list of games similar to Rise of the Triad: Ludicrous Edition.

98%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:optimization, grinding

98% User Score Based on 1,246 reviews

Zortch is a single player FPS game in a sci-fi setting with horror and comedy elements Zortch Maxinum is a professional slacker who finds herself captured by aliens after falling for their fake holiday scheme - now she must escape their planet or become a light snack lucky for her there is a mysterious voice helping her along the way Features: Custom engine that runs well on low-spec machines … If you enjoyed this game, see our list of games similar to Zortch.

82%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:story, optimization

83% User Score Based on 270 reviews

Critic Score 80%Based on 1 reviews

Hands of Necromancy is a Dark Fantasy First Person Shooter and metroidvania game, similar to Heretic, made with the GZDoom engine. Find your weapons, fight evil forces, use the special abilities of special transformations to find your path! Show how powerful you are as a Necromancer! If you enjoyed this game, see our list of games similar to Hands of Necromancy.

86%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:optimization, story

88% User Score Based on 236 reviews

Critic Score 80%Based on 2 reviews

A retro FPS for the ages! Completely rebuilt from the ground up for VR! Once branded a heretic, now you have been chosen as our champion! Reclaim our sacred weapons. Take back our ancient lands. If you can stand... Amid Evil. If you enjoyed this game, see our list of games similar to Amid Evil VR.

79%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:story, optimization

79% User Score Based on 753 reviews

Adrenaline-pumping gore retro funhouse that’s full of guns, magic, demons, vertical arenas, 3D visuals, 2D sprites, and heavy metal music. If you enjoyed this game, see our list of games similar to Project Warlock II.

68%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, stability

68% User Score Based on 170 reviews

Frigore is a simple classic first-person indie survival horror game, made entirely by one person. Simple gameplay, beautiful graphics and a cold and chilling atmosphere. If you enjoyed this game, see our list of games similar to Frigore.

92%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:grinding, stability

95% User Score Based on 9,978 reviews

Critic Score 88%Based on 4 reviews

Once branded a heretic. Now you have been chosen. Reclaim our sacred weapons. Take back our ancestral lands. If you can stand... Amid Evil. If you enjoyed this game, see our list of games similar to AMID EVIL.

94%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding

95% User Score Based on 493 reviews

Critic Score 91%Based on 2 reviews

Serious Sam: The Second Encounter, the highly anticipated arcade action FPS sequel to the Serious Sam: The First Encounter, is a high-adrenaline arcade-action shooter heavily focused on frantic arcade-style single player action. In a world where cyberpunk meets fantasy-fiction and advanced technology is mixed with black magic and psycho-powers, Sam travels through the three beautiful worlds, confr… If you enjoyed this game, see our list of games similar to Hurricane.

97%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:optimization, grinding

97% User Score Based on 488 reviews

Discover some of the most charming and challenging bosses in Frogmonster, a Metroidvania FPS adventure where you explore a lively world filled with creatures, bugs, and beasts. If you enjoyed this game, see our list of games similar to Frogmonster.

84%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:grinding, stability

88% User Score Based on 1,568 reviews

Critic Score 72%Based on 3 reviews

A legendary series returns with a grand new adventure If you enjoyed this game, see our list of games similar to Monster Boy and the Cursed Kingdom.

82%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:optimization, replayability

88% User Score Based on 2,204 reviews

Critic Score 66%Based on 3 reviews

Kyle Katarn is a former Imperial officer turned mercenary, now hired by the Rebel Alliance. After having stolen the Death Star plans from a remote facility, he is tasked with investigating the sudden destruction of a hidden Rebel base. This leads him to face off against Imperial General Rom Mohc and the various iterations of his ''Dark Troopers'' - cybernetic soldiers with the armor and firepower… If you enjoyed this game, see our list of games similar to Star Wars: Dark Forces.

87%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:story, stability

89% User Score Based on 489 reviews

Critic Score 80%Based on 1 reviews

Dodge bullets, shoot enemies and even stop time as you navigate through 10 beautiful levels in this perfect blend of bullet hell and FPS. Uncover the origins of Sakuya Izayoi's past and investigate the mansion where the scarlet vampires resides in this Touhou Project Fangame! If you enjoyed this game, see our list of games similar to I Am Sakuya: Touhou FPS Game.