10 Dark games like Hospital 666 that you should try

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Ranking compiled by Lluis Enric Mayans, Founder & Head of ContentUpdated May 19, 2026How this is calculatedOrdered by an attribute-similarity model, not editorial opinion.

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We filtered the 50 games similar to Hospital 666 down to the 10 that fit the “Dark” category. The Exit 8, Firewatch and Fatum Betula top the list, ranked by affinity and similarity score to Hospital 666.

iRank66/ 100

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GenreAdventureSubgenreOpen World Action-Adventure

The best dark games like Hospital 666

10 similar games foundUpdated May 2026

Handpicked by our similarity algorithm, these are the titles with the highest gameplay match to Hospital 666. Each one has been evaluated across 14 real attributes — from combat style and progression mechanics to world structure and visual perspective — so every recommendation is based on how the game actually plays, not just its genre label.

#1The Exit 8Closest overall match

iRank93

GenreAdventureSubgenreOpen World Action-Adventure

SoloNarrativeDarkOpen WorldHorrorExplorationFirst Person3D

Steam👍 93%· 11KIGDB93· 2

Year 2023Dev KOTAKE CREATE · PLAYISMOn Xbox · PS4 · Switch

✓ Same family of open-world adventures: adventure storytelling, horror tension and strong narrative focus

≠ Stands apart with deep simulation, puzzle design and linear, story-driven structure, while skipping melee combat

Where it drifts furthest from Hospital 666: game mode.

Genre100Tone100Progression100Visuals100Setting77World58

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Steam Xbox PS

#2FirewatchClosest on setting

iRank85

GenreAdventureSubgenreOpen World Action-Adventure

SoloNarrativeDarkOpen WorldHorrorExplorationFirst Person

Steam👍 91%· 97KIGDB79· 18OC80· 134

Year 2016Dev Campo Santo · PanicOn PS4 · Linux · PC

✓ Both are open-world adventures — sharing adventure storytelling, horror tension and strong narrative focus

≠ Stands apart with vibe casual, while skipping melee combat

Where it drifts furthest from Hospital 666: game mode.

It predates Hospital 666 by 8 years, with what that implies technically.

Genre100Setting100World100Progression100Tone92Visuals76

GenreAdventureSubgenreOpen World Action-Adventure

SoloDarkNarrativeOpen WorldHorrorExplorationFirst Person

Steam👍 96%· 1.1KIGDB80· 1

Year 2020Dev Bryce BucherPlaytime ~1hOn PC

✓ Fits the open-world adventures cluster, with adventure storytelling, horror tension and dark, oppressive atmosphere

≠ Its own twist: puzzle design and vibe casual, while skipping melee combat

The GameFatum Betula is an atmospheric exploration game with light puzzle elements. A magical birch is the only thing dictating the future, and it is your job to find something appropriate to feed it with. There is a total of 10 unique endings and a plethora of secrets to uncover.

Where it drifts furthest from Hospital 666: game mode.

Genre100Setting100World100Progression100Tone69Visuals69

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Steam Nintendo itch.io

#4Thief Gold

iRank91

GenreAdventureSubgenreOpen World Action-Adventure

SoloMeleeDarkNarrativeOpen WorldHorrorExplorationFirst Person

Steam👍 92%· 4.1KIGDB90· 1

Year 1999Dev Looking Glass Studios · Eidos InteractiveOn PC

✓ Both are open-world adventures — sharing adventure storytelling, horror tension and dark, oppressive atmosphere

≠ Where it differs: brings deep simulation, stealth mechanics and fantasy world, while skipping co op

Where it drifts furthest from Hospital 666: game mode and combat.

It predates Hospital 666 by 25 years, with what that implies technically.

Genre100Tone100World100Progression100Visuals76Setting60

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Steam GOG

#5Mirror's Edge CatalystClosest on combat

iRank75

GenreAdventureSubgenreOpen World Action-Adventure

SoloMultiplayerMeleeNarrativeDarkOpen WorldExplorationFirst Person

Steam👍 80%· 16KIGDB69· 27OC70· 103

Year 2016Dev EA Digital Illusions CE · Electronic ArtsOn PS4 · PC · Xbox

✓ Fits the open-world adventures cluster, with adventure storytelling, strong narrative focus and dark, oppressive atmosphere

≠ Where it differs: brings precision platforming, puzzle design and fighting mechanics, while skipping horror tension

Where it drifts furthest from Hospital 666: setting and game mode.

It predates Hospital 666 by 8 years, with what that implies technically.

Genre100Combat100Tone100World100Progression100Visuals77

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Steam Epic Xbox

#6The Suicide of Rachel Foster

iRank67

GenreAdventureSubgenreOpen World Action-Adventure

SoloNarrativeDarkOpen WorldHorrorExplorationFirst Person

Steam👍 68%· 6.8KIGDB65· 4OC68· 61

Year 2020Dev ONE-O-ONE GAMES · Daedalic EntertainmentOn PS4 · Linux · PC

✓ Both are open-world adventures — sharing adventure storytelling, strong narrative focus and dark, oppressive atmosphere

≠ Where it differs: brings vibe casual, while skipping horror tension

Where it drifts furthest from Hospital 666: game mode.

On reception: its Steam reviews are mixed, against mostly positive for Hospital 666.

Genre100Setting100World100Progression100Visuals77Tone76

GenreAdventureSubgenreOpen World Action-Adventure

SoloNarrativeDarkOpen WorldExplorationFirst Person

Steam👍 63%· 1.3KIGDB85· 7OC79· 50

Year 2019Dev Furious Bee Limited · Annapurna InteractiveOn PS4 · PC · iOS

✓ Both are open-world adventures — sharing adventure storytelling, strong narrative focus and dark, oppressive atmosphere

≠ Its own twist: deep simulation and puzzle design, while skipping horror tension

Where it drifts furthest from Hospital 666: game mode.

On reception: its Steam reviews are mixed, against mostly positive for Hospital 666.

Genre100Tone100World100Progression100Visuals75Game mode21

GenreAdventureSubgenreOpen World Action-Adventure

MultiplayerSoloMeleeNarrativeDarkOpen WorldExplorationFirst Person

Steam👍 71%· 266KRAWG👍 61%· 1.0KMC77OC79· 134

Year 2018Dev Electronic ArtsPlaytime ~5hOn PC · PS · Xbox

✓ Same family of open-world adventures: strong narrative focus, dark, oppressive atmosphere and open world exploration

≠ Stands apart with battle royale tension, shooter and ranged combat, while skipping adventure storytelling

Battlefield V is the sixteenth game in its franchise. ###Plot Like the original Battlefield, the game is based on the real events of World War II. The game focuses on the obscure battles of the war.

Where it drifts furthest from Hospital 666: setting and combat.

Genre100Tone100World100Progression100Visuals73Game mode41

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Steam Xbox PS

#9LEGO WorldsClosest on game mode

iRank73