Top similar games like At the Mountains of Madness:

【Can you live with this fear?】 A horror game developed by a Japanese high school student all by himself is coming to Steam! Escape the monster's pursuit in the creepy mansion, sometimes using weapons to fight back and find the key to escape!

A story driven medieval fantasy adventure. You awake without any idea of who you are, where you are or what has happened to you. Explore this dark, cold world as you try to find your answers. Craft, solve puzzles and complete quests to unlock the secrets of Lightmare Castle.

Enter The Great Tapestry: Once a land of candy-colored dreams, now a tattered realm of perilous ruin. This dark-fantasy RTS weaves RPG mechanics into a hand painted, lore-rich story. Will you gaze into the void? Be wary, traveler... IT STARES BACK

A dark horror MMO inspired by the writings of H. P. Lovecraft. Infinite dungeon exploration, boss raids, guilds, PvP, leaderboards, and the destruction of your soul by an uncaring immortal e̵̺̙̺̥̅͆̾̽̈̇̇̂̑̊͊̽̕͜͝lde̸̮͔̞̮͖͖̙̍̒̽̓r̶̨̹̠̪̫͓̻͍̥͇̄͌͂̋̊̚ g̶̩̮̙̾̎̌̋̎͌͘͠oḓ̸̛̮̦̮͎͖̖͖͕͊͋̉̂́͛ slowly devouring the universe.

Estranged: The Departure follows the story of a fisherman, stranded on a mysterious island during a violent storm. Little does he know his adventure has just begun, and the island is home to more than it first seems.

Adventure, dark fantasy and a dash of steampunk, EVENTS AT UNITY FARM is a fresh take on Open World VR. Use your ancestral power to cast spells, overcome undead evils and merciless bosses. Gather and craft potions, search for clues to solve puzzles all to stop the impending Multipocalypse.

Red Lake - horror shooter with elements of quest.

Sea Salt is a dark fantasy reverse horror action-strategy game where you play as the nightmarish force of Dagon by controlling and growing a horde of minions.

Lovecraft’s Untold Stories is an action roguelite with RPG elements. Explore randomly generated levels based in Lovecraft's stories, fight cultists and all kinds of monsters from the Mythos, improve your gear, solve puzzles, and find clues and knowledge to defeat the Great Old Ones.

Dark Fracture is a psychological horror experience in which you explore an ever-changing world where reality and nightmares collide. Walk on the edge of madness in the shoes of a tormented soul as you descend into the darkest depths of the human psyche, and question everything you see.

A single-player, immersive, story-driven FPS set in a pulpy, erotic sci-fi space opera — inspired by an era when science fiction was bold, messy, and excessive.

Embark on a touching and creepy journey about sacrifice and how sometimes a person pays for the sins of another

Welcome to the world of The Coma 3: Bloodlines. In this realm of shadows rumors and urban legends become reality, and danger lurks around every corner. If a living intruder dies here, their body will be severed from their spirit and never wake again ...

LOCURA is a survival horror action-adventure game. Immerse yourself in a non-linear plot of mysterious secrets of the island and unravel the secrets of its inhabitants. In the penumbra you can find the answers...

Follow the story of Lullaby and Echo in a futuristic world. Mixing action and adventure, meet many unusual characters, play numerous mini games, and explore space to discover the secrets of Lullaby and the mad gods.

A psychological game about hardships of depression, life, being stuck, enraged and unable to fight. Unable to find the reason to continue and touches the dark side: The rage, hate, denial and definitely the wish for it to stop and for you to give up... But that's the easy way that leads nowhere...

FPS/Slasher/Horror for people with strong nerves. Tomato Way it`s like your favorite video game, but better.

Based on a true story, discover the horror of the Canton insane asylum as you attempt to rescue your daughter. Experience the scariest game of 2014.

The USSR era is coming to its end – it is 1988. The radio amateur catches a strange signal that emits incomprehensible noises. It is broadcast around the clock and only sometimes a human voice makes its way through the air. You will have to uncover terrifying secrets about this enigmatic signal.

The Nun wants your soul. Run, hide, and keep your faith in this first-person, horror experience. stop the sinister forces.

Call of Cthulhu: Dark Corners of the Earth is a first-person horror game that combines intense action and adventure elements.

They That Feast is a cosmic / Lovecraftian horror game in which your enemies can't simply be observed by the naked eye. Can you walk the line between sanity and survival?

Uncover the horrible secrets that lie in the depths of Exham Priory in this dark and twisted puzzle-platformer inspired by "The Rats in The Walls", and other works by H.P. Lovecraft.

Guide Elden on a mission across a blighted land to save their mother from ancient horrors. Engage in brutal, technical, combat and master eldritch magics as you walk the Forgotten Path.

I am an ordinary cleaner working in an ordinary apartment building. At least, that’s what I thought.

Explore the shifting labyrinths of the Dreamlands in this Lovecraftian roguelite FPS, where every shot, step, and secret chips away at your sanity as you face eldritch horrors and ancient Outer Gods.

Underworld Dreams is a first-person horror experience blending adventure, combat, and investigative puzzle elements to piece together a unique psychological thriller.

Flesh Eaters is retro style single player RTS zombie survival game with resource gathering and crafting. Zombies are everywhere! You must gather resources to build barricades, upgrade weapons and armour and explore the city under the siege of the dead

Isle Vatra is a mysterious island surrounded by dangerous sealife. When a research station goes silent, you're sent to the island to investigate.

Noctem is a first-person psychological horror game with an element of some real life experiences. Dive in an immersive experience, with atmospheric, realistic environments and unravel the horrifying long-covered secrets and the mystery that spreads all over the Alaska Triangle.

Shore up your home, take up arms, and hope the night ends with this terrible enemy returning from whence they came. Reclaim and defend your outpost against an onslaught of monstrous invaders using whatever you can to keep them at bay.

A first-person psychological horror with a strong emphasis on atmosphere and storytelling. Explore an ever-shifting Victorian mansion as a painter seeking to complete his masterpiece, even at the cost of his own sanity.