Games like THE MULLER-POWELL PRINCIPLE on Steam
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Post Trauma
Puzzle Horror game inspired by PS2 era classics. Navigate environments, tackle threats, and meet other lost characters in the depths of the Gloom.
Five Nights at Freddy's: Secret of the Mimic
Enter the abandoned workshop of Murray’s Costume Manor and unravel the mystery left behind by the reclusive inventor. In Five Nights at Freddy’s: Secret of the Mimic, you’ll step into a world where every dark corner holds a secret and every flicker of light hints at an ever-present threat.
The Backroom - Lost and Found
The Backroom - Lost and Found is a story rich adventure game with some horror elements. Why is there an orphaned room hidden away in the depths of a strange liminal space? Is it "the backrooms" or something else? CYOA? SCP? Weirdcore? No clipping? And what's with the cute paintings?
Riven
Uncover a story of intrigue, betrayal, and a civilization teetering on the brink of collapse as you solve intricate puzzles to unlock the secrets of Riven. Built from the ground-up and expanded from the award-winning original game released in 1997.
In Sound Mind
In Sound Mind is an imaginative first-person psychological horror with frenetic puzzles, unique boss fights, and original music by The Living Tombstone. Journey within the inner workings of the one place you can’t seem to escape—your own mind.
Homesick
Explore an abandoned building, encountering puzzles and clues to discover what happened, as you try to escape in both your nightmares and the waking world. Be immersed in the hauntingly beautiful 3D atmosphere in this puzzle exploration mystery game.
The Search
Embark on a journey of discovery and inspiration in The Search - a story-driven puzzle-adventure set in a mysterious world where art comes to life!
Antichamber
Antichamber is a mind-bending psychological exploration game where nothing can be taken for granted. Discover an Escher-like world where hallways wrap around upon each other, spaces reconfigure themselves, and accomplishing the impossible may just be the only way forward.
Moss: Book II
Quill is back—and she’s being hunted. To stand a chance, Quill will need a true partner by her side—and we hope that partner is you. Moss: Book II is an action-adventure puzzle game and award-winning sequel (The Game Awards "Best VR/AR Game") to Moss.
INDIKA
Play a third-person, story-driven game set in alternative Russia at the turn of the XIX century where religious visions clash with harsh reality. INDIKA tells the story of a young nun who sets off on a journey of self-discovery with the most unusual companion by her side, the devil himself.
Manifold Garden
Rediscover gravity and explore an Escher-esque world of impossible architecture. Witness infinity in first-person and master its rules to solve physics-defying puzzles. Cultivate a garden to open new paths forward, where an eternal expanse awaits.
The Talos Principle 2
The Talos Principle 2 is a thought-provoking first-person puzzle experience that greatly expands on the first game's philosophical themes and stunning environments with increasingly mind-bending challenges.
Kairo
Enter the lost world of Kairo. Explore vast abandoned monuments. Bring strange and ancient machinery back to life. Slowly uncover the true purpose of Kairo and fulfil a great destiny.Kairo is an atmospheric 3D exploration and puzzle solving game.
Misao - 2024 HD Remaster
Explore a school plagued by unnatural phenomena in this horror-adventure game revolving around the missing girl Misao. Improving upon 2017's "Definitive Edition" with refreshed graphics and support for HD resolutions, you can now experience the terror in a new form.
Myst
Welcome to Myst: a starkly beautiful island, eerily tinged with mystery and shrouded in intrigue. Built from the ground up to play in 2D & VR, explore Myst in a whole new dimension! Journey to the Ages, unravel puzzles, and be a part of the surrealistic adventure that will become your own.
Siren Head: The Horror Experience
Some teenagers have gone camping in the woods far out of town after hearing an old folks tale about a monster lurking within the woods. The monster surrounds its habitat with horrifying and distorted siren noises.
![Close Your Eyes [Old Version]](https://shared.cloudflare.steamstatic.com/store_item_assets/steam/apps/377330/c8d8c555e37e28190ecd34dae23ca4b0d73ce5bc/header.jpg)
Close Your Eyes [Old Version]
A redux version of a 2014 Ludum Dare RPG Maker Horror Game. A poor little marshmallow escapes death row into an underground subway system, where they're asked questions by a mysterious game show host. Updated in 2025 with new content.
Ogu and the Secret Forest
Explore the wonderful world with baby Ogu! 'Ogu and the Secret Forest' is a 2D adventure game with hand-drawn characters and various types of puzzles. Befriend bouncy characters and defeat strange creatures to unravel the mystery of the charming world.
The Exit 8
You are trapped in an endless underground passageway. Observe your surroundings carefully to reach "The Exit 8".
Metel - Horror Escape
Metel - Horror Escape is a first-person 3D game in the quest, horror genre. Welcome to the home of an insane maniac hungry for new blood and suffering! You are a victim in his hands. Be careful trying to find a way out. The maniac should not notice your escape attempt.
The Happyhills Homicide 2: Out For Blood
He is back. Once again take control of mass serial killer John Wade. Six years later, the infamous Pale Grin resurrects from the grave to terrorize the broken town of Happyhills. This time he has more on his mind than simple killing.