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Cosmic Osmo and the Worlds Beyond the Mackerel

8 Horror games like Cosmic Osmo and the Worlds Beyond the Mackerel that you should try

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We filtered the 50 games similar to Cosmic Osmo and the Worlds Beyond the Mackerel down to the 8 that fit the “Horror” category. Fatum Betula, Stray and Outer Wilds top the list, ranked by affinity and similarity score to Cosmic Osmo and the Worlds Beyond the Mackerel.

iRank79/ 100

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GenreAdventureSubgenreOpen World Action-Adventure
Tags
CasualNarrativeSolo
Dev Cyan Worlds
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Within the “Horror” category, the closest game to Cosmic Osmo and the Worlds Beyond the Mackerel is Fatum Betula — scoring 90/100 on our similarity scale. Stray and Outer Wilds follow close behind.

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The best horror games like Cosmic Osmo and the Worlds Beyond the Mackerel

8 similar games foundUpdated July 2026

Handpicked by our similarity algorithm, these are the titles with the highest gameplay match to Cosmic Osmo and the Worlds Beyond the Mackerel. Each one has been evaluated across 15 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.

Fatum Betula
AdventureOpen World Action-Adventure
SoloCasualNarrativeOpen WorldHorrorExplorationFirst Person
Steam👍 96%· 1.1KIGDB80· 1
Year 2020Dev Bryce BucherPlaytime ~1hOn PC

✓ Fits the open-world adventures cluster, with adventure storytelling, puzzle design and horror tension

≠ Its own twist: dark, oppressive atmosphere, while skipping cozy, relaxing feel

Stray
AdventureOpen World Action-Adventure
SoloNarrativeCozyOpen WorldSci-FiHorrorExploration
Steam👍 97%· 171KRAWG👍 84%· 1.3KMC82IGDB85· 8OC84· 200
Year 2022Dev BlueTwelve · Annapurna InteractivePlaytime ~5hOn PC · PS · Xbox

✓ Fits the open-world adventures cluster, with adventure storytelling, puzzle design and horror tension

≠ Stands apart with precision platforming, melee combat and stealth mechanics, while skipping vibe casual

Outer Wilds
AdventureOpen World Action-Adventure
SoloNarrativeOpen WorldSci-FiHorrorExplorationFirst Person
Steam👍 96%· 102KIGDB85· 7OC85· 61
Year 2019Dev Mobius Digital · Annapurna InteractiveOn Xbox · PS4 · PC

✓ Both are open-world adventures — sharing adventure storytelling, puzzle design and horror tension

≠ Stands apart with deep simulation, melee combat and setting space, while skipping vibe casual

Dear Esther: Landmark Edition
AdventureOpen World Action-Adventure
SoloNarrativeCasualOpen WorldHorrorExplorationFirst Person
Steam👍 75%· 7.4KIGDB65· 11OC67· 38
Year 2016Dev Rob Briscoe · Curve DigitalOn PS4 · PC · iOS

✓ Both are open-world adventures — sharing adventure storytelling, puzzle design and horror tension

≠ Where it differs: brings vibe relaxing, linear, story-driven structure and fantasy world, while skipping cozy, relaxing feel

The Vanishing of Ethan Carter
AdventureOpen World Action-Adventure
SoloNarrativeOpen WorldHorrorExplorationFirst Person
Steam👍 88%· 9.0KIGDB82· 16OC79· 90
Year 2014Dev The AstronautsOn PS4 · PC · Xbox

✓ Both are open-world adventures — sharing adventure storytelling, puzzle design and horror tension

≠ Its own twist: dark, oppressive atmosphere, combat magic and setting space, while skipping vibe casual

The Exit 8
AdventureOpen World Action-Adventure
SoloNarrativeOpen WorldHorrorExplorationFirst Person
Steam👍 93%· 11KIGDB93· 2
Year 2023Dev KOTAKE CREATE · PLAYISMOn Xbox · PS4 · Switch

✓ Same family of open-world adventures: adventure storytelling, horror tension and puzzle design

≠ Stands apart with deep simulation, dark, oppressive atmosphere and linear, story-driven structure, while skipping vibe casual

Firewatch
AdventureOpen World Action-Adventure
SoloNarrativeCasualOpen 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 dark, oppressive atmosphere, while skipping puzzle design

Thief Gold
AdventureOpen World Action-Adventure
SoloNarrativeOpen WorldHorrorSci-FiExplorationFirst 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 strong narrative focus

≠ Where it differs: brings deep simulation, dark, oppressive atmosphere and stealth mechanics, while skipping puzzle design

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