4-player online co-op horror game set in procedurally generated abandoned mines. Investigate, restore power, and survive as you face a monster with unique forms, using equipment to complete objectives and refine your strategy.
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No game lists Haunted Mines as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.
They See Us is a multiplayer horror game built for creepy vibes, scream-worthy jump scares and hilarious co-op tension. Work together to spot terrifying anomalies lurking in familiar places – before they find you!
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Species: Unknown is a 1 to 4 players co-op survival horror. Complete high-risk missions aboard an abandoned ship while being hunted by an unknown creature. Survive and upgrade your gear to face each new threat that lurks in the dark.
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Escape together or die alone. A relentless creature is hunting you in this intense co-op bodycam horror experience. Communicate. Stay quiet. Survive. Every move matters. Every sound could be your last. Made by one developer.
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First-perspective Co-op horror game (up to 4 online players). A terrible incident has struck a Joseon-era village. Become an investigator and survive the cursed night.
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Co-op first-person horror for 1–4 players. You and your friends are trapped in endless liminal backrooms where nothing makes sense. Explore, find keys and almond water, and work together to evade unstoppable monsters and escape.
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Escape a shifting maze alone or in 2–4 player online co-op. Recover real signals, avoid decoys, and repair your route out while distinct hunters close in. Answer the Barber's phone, keep the watched hunter in sight, and make it to the exit.
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Entity Research Group — a cooperative first-person horror game where you become part of a special unit investigating highly dangerous anomalous entities. Collect evidence and samples, complete technical objectives, and survive within the ever-changing Backrooms clusters.
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Sinever: The First Seal is a 1–4 player co-op psychological horror game. Explore an isolated Victorian estate, operate paranormal equipment, manage your sanity, and uncover the truth behind its imprisoned entity before the house claims you too.
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DEVOSE is a cooperative horror game for 1 to 4 players. Explore, find proofs and survive. Every corridor is a trap. Every noise can betray you. Coordinate or die alone.
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Explore a dark, dangerous scientific facility with three friends… or enemies. What Lurks Inside is a co-op (or singleplayer) horror game with strategic, roleplaying, and survival elements. Will you escape the laboratory with your teammates, or slay your friends as the monster?
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