Top similar games like Oppcium:
Oppcium $3.99
A sentient alien organism has escaped its cage and now freely roams a government facility. Silence has engulfed the city as a toxic and unidentified cloud was released from black oily stones. Witness and investigate a dire situation that appears to escalate by the hour.
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Quantum Sleeper$8.99
Research Facility G-1-6 has gone dark. Your mission: reestablish contact and investigate the communication blackout. Equipped with AEGIS-scanner and a flashlight, uncover what is really going on here.
INDUSTRIA$19.99
Embark on a gripping journey in INDUSTRIA, an atmospheric FPS set in Cold War-era East Berlin. Unravel the secrets of a mysterious parallel dimension while searching for a missing colleague. Explore a haunting reality where the truth awaits. Discover the dark past that lies beyond.
K37-D$1.99
In the year 2204 an average engineer gets an ordinary job offer that ends up being a lot more than he bargained for...
Level Zero: Extraction$19.99
Tactical extraction shooter meets immersive survival horror. Play as rival mercenaries fighting for loot, or as alien monsters hunting humans from the shadows. Solo or with friends, experience this unique dark take on asymmetrical PvPvE multiplayer.
AIRA VR$9.99
You believed tower defense is only about building towers? That's not quite right – because AIRA VR is not like other tower defense games in virtual reality. Once the battle starts you find yourself in the midst of the fight!
Deathbloom: Chapter 2$9.99
Continue your journey through Bachman Manor as you inch closer to freedom, or towards your mysterious friend Christina and her candle-lit secrets. Going deeper into the estate reveals more locations like the Abandoned Wing, Lower House, and the bunker complex "Salvation".
Beyond Horror: Episode One, A Father's Journey$3.99
The game is the first episode of a survival horror first person adventure, featuring action, stealth, shooting and puzzle solving. Every chapter has a specific theme and will play differently according to the plot, with tons of references to the classics that made the horror genre what it is today.
Subnautica: Below Zero$29.99
Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.
Ghostship Chronicles$24.99
Prepare to board the Heckel and Thomas as a Black ops CDF detachment who were sent to investigate the disappearance of the long lost colonization ship. Keep your team teammates alive to evolve more stories and stand a chance of survival with 3 different endings.
Porcupine's FateFREE
Porcupine's Fate is an atmospheric first-person sci-fi horror shooter with puzzles, mysteries, and melancholic undertones. This is Chapter 1 in a six-chapter game.
The Highrise$7.99
THE HIGHRISE is a first-person survival game set in a high-rise building that has been sealed off by an alien monster invasion. Gather resources to make fighting weapons and survival tools. You must find and send a rescue signal at the end of your desperate survival.
Greyhill Incident$24.99
This story-driven Survival-Horror game is about a classic Alien-Invasion which takes place during the early 90s. As Ryan Baker, equipped with a baseball bat and a few bullets in his revolver, the story takes you across the atmospheric neighborhood of Greyhill which is invaded by UFOs & Grey Aliens.
INFLUXISFREE
Explore a mesmerizing alien world, filled with deep bioluminescent wonders and horrors alike. Old alien artefacts await uncovering, in your search for the lost crew of Lazarus, in the search for your family in the depths of planet Eo-III.
Ship Of Mist$5.99
In the future world, artificial intelligence will replace the human brain, causing humans to lose their dreams and self-awareness. Ruoshui will steal dream storage tanks to restore self-awareness and earn rich rewards for a small number of people, but she will encounter various thrilling events.
Mission Critical : Foresight$11.99
When scientists resumed their Unified Field Theory experiments this time they succeeded- with devastating consequences. You are trapped on a desolate Lunar Base with only your wits, real world astronaut weapons and a heads up display to give you instructions.
The Hunted$6.99
The Hunted is a horror-themed exploration and survival game. Months after the disapperences of several people, you are determined to document the fates of the missing, reveal the truth and clear your name. However, a huge, powerful beast lurks within the woods.
CRIMSON METAL Classic 1999$4.99
CRIMSON METAL - Far from Perfect, brutal and merciless.
Spirits of Xanadu$4.99
At the farthest edge of the explored universe, the research ship Xanadu slumbers in orbit around a mysterious planet. Her systems remain active but there has been no message from her crew for months. Now a lone operative has been sent to wake the Xanadu and bring her home to Earth.
Dark Forest: The Horror$10.99
Dark Forest is an adventure horror game in which you have to find a way out of your prolonged sleep. Otherwise, you risk staying in it forever.
Last Visit$9.99
Last Visit is a combination of an adventure game and survival horror. Discover a captivating story full of secrets and fear. Dark atmosphere, constant sense of danger and various puzzles will make you never forget this experience.
We Happy Few$59.99
From the independent studio that brought you Contrast, We Happy Few is an action/adventure game set in a drug-fuelled, retrofuturistic city in an alternative 1960s England. Hide, fight and conform your way out of this delusional, Joy-obsessed world.
Witch Hunt$9.99
Witch Hunt is a challenging horror themed hunting game that takes place in the 18th century. Main focus of the game is on exploration, non-linearity, and atmosphere.
CastleMiner Z$5.99
CastleMiner Z is an infinite world filled with deep places to explore, and horrifying monsters to slay. Build structures out of blocks, craft weapons and tools from raw materials, and explore the vast and frightening world around you.
Swords with spice$0.99
Swords with spice is a creative lights based art style action packed game that gives you the tools to unleash mayhem on really cool glassing looking dudes.
Supplice$14.99
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.
Mountains of Madness$8.99
A first person horror exploration game set in the frozen wastes of Antarctica. Use your tools to navigate the frozen galleries untouched by millennia and unearth evidence of a dreadful truth while you search for a madman whose ill fate lies somewhere beneath these Mountains of Madness
White Noise 2$9.99
Enjoy a 4vs1 asymmetric horror experience like no other. Be a part of the investigator team, or take control of the creature and devour them!
VIPERTRACEFREE
Fight for survival! Industrial waste has disturbed the dangerous Kaeru-tori's habitat, forcing them into the city. Unlock new areas, purchase weapons and upgrades to grow stronger, and fight off the horde with your friends!
The Hell Hives$2.99
Classic FPS style game with modern graphics. Fight through a series of highly challenging levels in a variety of environments. Take on many types of enemies with your shotgun, assault rifle, grenade launcher & nuke launcher. Solve puzzles, race rising lava, decipher codes and activate portals.
MEGA$4.99
This is a short story about humanity's last attempt to resist nature. Cities lie in ruins, there are traces of huge claws everywhere - once disturbed by people, giants began to wreak havoc around the world. But is there a solution?...
Pyramis$9.99
Pyramis is a H.R Giger & retro-scifi-inspired survival horror game, that will bring back the genre to its roots and modernize it in the process. The game is driven by its story, beautiful environments, exploration, and horrific themes.
The Solus Project$19.99
The Solus Project is a single player exploration adventure with survival elements. The adventure is set on a mysterious planet and is the spiritual successor to The Ball - 2010 PC Gamer Action/Adventure Game Of The Year...
The Land of Pain$11.99
The Land of Pain is a Lovecraftian horror adventure. After something strange appears in the woods, you'll have to learn how to survive as you fend off a dark and disturbing evil. Flee from an unrelenting enemy, solve puzzles, and unravel the ancient mystery that's befallen this land.
Sanctum 2$14.99
Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.
Miasmata$14.99
Miasmata is a first-person survival/adventure game, developed from the ground-up by brothers Joe and Bob Johnson. You play as Robert Hughes, a plague-stricken scientist on a journey to discover a cure. Your adventure begins on the shores of a remote and mysterious island.
Receiver$4.99
Receiver was created for the 7-day FPS challenge to explore gun handling mechanics, randomized levels, and unordered storytelling. Armed only with a handgun and an audio cassette player, you must uncover the secrets of the Mindkill in a building complex infested with automated turrets and hovering shock drones.
Subnautica$29.99
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
Transmissions: Element 120FREE
TE120 is a short single player experience set in the Half-Life Universe featuring a gravity defying weapon that allows you to jump buildings and sustain large falls. The story takes place at a mysterious date & location. Where are you? Why have you been sent?
InsanZ - Retro Survival Horror$6.99
InsanZ is a retro-survival-horror-game of the latest generation. Discover the crazy world of InsanZ, face the nasty creatures from hell and survive to bring back balance to the world. Fight with over 13 different weapons against hordes of monsters, explore the dire world of InsanZ, discover old paths and hidden secrets, use the terrain...
Rake$4.99
Do ghosts exist? What about Bigfoot, Chupacabras,Rake or Skinwalkers? And how will we ever know? You play as Gordon Davis, a scientist,a traveller and an explorer of unknown creatures and unusual events.
AMOK$0.99
Protagonist of the game is investigating the disappearance of people. The investigation leads him into an old house, and then it becomes a party to the strange and dangerous events.
Share$0.99
In the backyard of the civilization, left by destiny without any hope, you'll find this house on the hill. It will become your shelter and give you everything you need. But then, the owners of the hill will come. And you will pay for this shelter.
Red Alliance$11.99
Red Alliance is an atmospheric, dark action thriller single player game with elements of horror. The game takes place in Eastern Europe where the society is under oppressive regime enforced by a mysterious scientist whom the player must stop to restore justice.
Bring to Light$19.99
Trapped in the city subway system due to a sudden disaster, you explore the depths of the tunnels to find your way out. The further you explore, the more you realize there is more to this disaster...and the lurking shadows are following your every move.
ARMORED HEAD$4.99
ARMORED HEAD is a miniature shooter, where all the action takes place in one arena. The main character is a gladiator who fights against his opponents in pursuit of the grand prize.
Apsulov: End of Gods$19.99
In this future viking horror you awake in a sanctuary of steel and concrete, built to research and exploit the worlds of Yggdrasil, and to house an artifact, buried in the earth aeons ago.First person with a futuristic Norse mythology story. Horror adventure in the realms of Yggdrasil.
Into the Radius VR$29.99
Into the Radius is a single-player survival shooter in VR. Explore the Pechorsk zone filled with surreal landscapes and dangerous anomalies. Defend yourself with realistic firearms, recover strange artifacts, scavenge for loot, and uncover the mysteries of this unforgiving dystopian environment.
Creature Hunt$2.99
Creature Hunt is a combination of a survival horror and a hunting simulator. According to some articles in the local press, a few days ago several bodies of dead tourists were found in the woods of North Carolina.
Receiver 2$19.99
Receiver 2 simulates every internal part of each firearm based on manufacturer schematics and gunsmithing resources. Learn exactly how each sidearm works, including how to load and unload them, clear malfunctions, and operate their safety features.
Somewhere: Sect of Relic$4.99
Year 1990. Hakan received a squeaky call by his wife. He came around in an her place and tried to find her. Wandering down narrow roads he suddenly understood... It was the place where supernatural had been spilled. And A sect comes to the city.
Doctor Who: The Edge of Reality$24.99
Experience an unforgettable adventure in space and time. Explore new worlds, face Daleks, Cybermen and Weeping Angels and join two Doctors on an epic quest to save the universe from an unstoppable new threat in this first-person narrative adventure.