IMHO.

Games like Unknown Darkness

If Unknown Darkness is your kind of game, the closest matches are Rogue Assault, Crown Control and Llanthmar — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Unknown Darkness: Unknown Darkness is a Lovecraftian story-driven tactical RPG with roguelite deck-building, set in a twisted version of 1920s America. Command America's shadow agency, born from the horrors of WWI, as a forgotten cult tries to wake a sleeping god. Can you keep the chaos from swallowing the world?

ActionStrategyAdventureRPGWindowsby Craftcon
Unknown Darkness — Steam game cover

Players who liked Unknown Darkness also play

Steam players who put hours into Unknown Darkness also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Rogue Assault

    WHY THIS

    Top pick for Unknown Darkness fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Unknown Darkness.

    A real-time strategy military game that lets you directly command your units, with no build times and impressive 3D visuals. Set in a post‑apocalyptic Europe - form alliances with other commanders, fight for resources and territory and rise in honor as a war commander.

    2026ActionStrategyMassively MultiplayerFreeSteam ↗
  2. Crown Control

    WHY THIS

    Second-strongest match for Unknown Darkness fans by collaborative filtering across millions of Steam libraries. Shares Strategy and RPG with Unknown Darkness.

    Tactical roguelike deckbuilder: play solo or in online co-op with up to 4 players. Choose your character, level up your class, collect and play cards to attack, defend, heal, summon allies, place traps, and alter the terrain in turn-based isometric battles to overthrow a tyrant king.

    2026StrategyRPGSteam ↗
  3. Llanthmar

    WHY THIS

    Third-strongest match for Unknown Darkness fans by collaborative filtering across millions of Steam libraries. Shares Strategy and RPG with Unknown Darkness.

    Llanthmar is a turn-based, strategy game that tasks you with ensuring the survival of your lost colony on an unknown planet. Gather resources, manufacture supplies, and fight back against anything that threatens to take them away.

    StrategyRPGSteam ↗
  4. Minion Masters

    WHY THIS

    Ranked #4 for Unknown Darkness fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Unknown Darkness.

    An addictive fast-paced hybrid of Card games & Tower-Defense. Play 1v1 - or bring a friend for 2v2 - and engage in epic online multiplayer battles full of innovative strategy and awesome plays! Collect 200+ cards with unique mechanics, all free!

    2019ActionStrategyIndieFreeSteam ↗
  5. Apollyon: River of Life

    WHY THIS

    Ranked #5 for Unknown Darkness fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Unknown Darkness.

    Choice-based RPG in a dark fantasy world. Apollyon is narrative-driven, and features occult magic, spirit summoning, a deep universe, playable characters, and story progression alone or in multiplayer!

    2023ActionStrategyIndie14.99 USDSteam ↗
  6. Gloomhaven

    WHY THIS

    Ranked #6 for Unknown Darkness fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Adventure with Unknown Darkness.

    Lead your band of mercenaries in the land of Gloomhaven, work with unsavoury individuals, shape the fate of the region, fight your way through horrific places and get rich or die trying in this ruthless Tactical-RPG.

    2021StrategyAdventureRPG34.99 USDDeck PlayableSteam ↗
  7. Demeo x Dungeons & Dragons: Battlemarked

    WHY THIS

    Ranked #7 for Unknown Darkness fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Adventure with Unknown Darkness.

    A cooperative tactical RPG set in the D&D universe. Embark on a fantasy tabletop adventure. Your quest, on your schedule.

    2025StrategyAdventureRPG23.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Unknown Darkness.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  2. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  3. Paper Lily - Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure and RPG with Unknown Darkness.

    Paper Lily is an RPG horror game in which you can solve puzzles in different ways. Explore a hidden world, meet strange characters, and guide Lacie as she attempts to find answers about her unusual condition.

    2024IndieAdventureRPGFreeDeck VerifiedSteam ↗
  4. Project Kat - Paper Lily Prologue

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure and RPG with Unknown Darkness.

    Project Kat is a short, unconventional RPG horror game in which there is always another way. Solve puzzles, make friends (or not), and guide Kat as she attempts to uncover the mystery behind a strange golden letter.

    2021IndieAdventureRPGFreeDeck VerifiedSteam ↗
  5. Saihate Station

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure and RPG with Unknown Darkness.

    An exploration/horror/adventure game about the codependent, love-hate relationship between two men.

    2025IndieAdventureRPGFreeDeck PlayableSteam ↗
  6. Hello Neighbor Alpha 2

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Adventure with Unknown Darkness.

    Welcome to Alpha 2 of Hello Neighbor. Play against an advanced, self-learning AI in what eventually became Act 1 of Hello Neighbor - the stealth horror home invasion sim.

    2019StrategyIndieAdventureFreeSteam ↗
  7. Die in the Dungeon: Origins

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and RPG with Unknown Darkness.

    Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!

    2023StrategyIndieRPGFreeDeck VerifiedSteam ↗
  8. The Test: Secrets of the Soul

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure and RPG with Unknown Darkness.

    You will answer a series of questions that will reveal things from deep within. Some will be uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and are you SURE you want the answers you seek? For it is time to unlock "Secrets of the Soul..."

    2023IndieAdventureSimulationFreeDeck VerifiedSteam ↗

Frequently asked about Unknown Darkness

Does Unknown Darkness have multiplayer or co-op?
Yes — Unknown Darkness supports multi-player play according to its Steam store listing (Multi-player, Online PvP, Online Co-op).
What games are most similar to Unknown Darkness?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Unknown Darkness are Rogue Assault, Crown Control, Llanthmar.
Who developed Unknown Darkness?
Unknown Darkness was developed by Craftcon.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Unknown Darkness.

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15 Games Like Unknown Darkness — Ranked for 2026 · imho.run