IMHO.

Games like Castle of The Untold

If Castle of The Untold is your kind of game, the closest matches are Dungeon Roll, To Kill a God and Mana Spark — 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 Castle of The Untold: Lyra questions reality within this castle entered to find her lost mother. In this ruthless 2D Roguelike where reality bend; confront the lies, adapt to the living castle, and break the cycle.

ActionIndieRPGWindowsby Grayskale Studio
Castle of The Untold — Steam game cover

Players who liked Castle of The Untold also play

Steam players who put hours into Castle of The Untold 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. Dungeon Roll

    WHY THIS

    Top pick for Castle of The Untold fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Castle of The Untold.

    Descend beneath your family estate to uncover the truth about the crusader heroes of your bloodline, re-rolling your path floor by floor through a labyrinth built on real Crusades history. The souls of legendary crusaders grant you boons and the seven deadly sins guard the way down.

    2027ActionStrategyIndieSteam ↗
  2. To Kill a God

    WHY THIS

    Second-strongest match for Castle of The Untold fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Castle of The Untold.

    Craft your skill tree in this action roguelike where you must utilize skill and creativity to unleash devastating builds, all for one purpose. Break the Cycle. Kill a god.

    ActionIndieRPGSteam ↗
  3. Mana Spark

    WHY THIS

    Third-strongest match for Castle of The Untold fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Castle of The Untold.

    A challenging action RPG with deep souls-like combat and rogue-like elements. Explore a dreadful dungeon and fight smart enemies that will plan and collaborate between themselves to defeat you.

    2018ActionIndieRPG11.99 USDSteam ↗
  4. Cinderia

    WHY THIS

    Ranked #4 for Castle of The Untold fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Castle of The Untold.

    A fast, brutal action roguelite with razor-sharp controls and insane build freedom. Fuse embers, skill cards, and gear into wildly overpowered combat styles — and break each run in a world consumed by the Ash Witch.

    2026ActionIndieAdventure17.99 USDDeck VerifiedSteam ↗
  5. Dungeons of Blood and Dream

    WHY THIS

    Ranked #5 for Castle of The Untold fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Castle of The Untold.

    Play as a mighty Blood Wizard on a quest to escape a death-loop of psychedelic dungeons. Slay disgusting creatures using a large array of bladed weapons and unnerving spells, harness the power of cursed rings, find mysterious treasures, and learn the secrets of the universe you are trapped in.

    2024ActionIndieAdventure18.99 USDSteam ↗
  6. Mortal Sin

    WHY THIS

    Ranked #6 for Castle of The Untold fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Castle of The Untold.

    Mortal Sin is a chaotic, blood-soaked roguelike where skill is power, and overconfidence is death. Carve through procedurally generated nightmares with brutal melee and flashy, satisfying combos.

    2025ActionIndieRPG24.99 USDDeck VerifiedSteam ↗
  7. Darkblade Ascent

    WHY THIS

    Ranked #7 for Castle of The Untold fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Castle of The Untold.

    Fast paced First-Person Melee Roguelike RPG with randomly generated weapons and upgrades, unlockable new classes and persistent leveling. Hack and slash your way through atmospheric dark fantasy locations, unique monsters and bosses.

    2025ActionIndieRPG10.99 USDDeck VerifiedSteam ↗
  8. Dungeons of Edera

    WHY THIS

    Ranked #8 for Castle of The Untold fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Castle of The Untold.

    Dungeons of Edera is a rogue-lite action RPG dungeon crawler featuring procedurally generated levels where you will battle through hordes of monsters to restore Edera to its former glory.

    2022ActionIndieAdventure14.99 USDSteam ↗

Free alternatives

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

  1. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Castle of The Untold.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  2. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Castle of The Untold.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  3. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Castle of The Untold.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  4. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Castle of The Untold.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  5. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Castle of The Untold.

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

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  6. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Castle of The Untold.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  7. Grimm's Hollow

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and RPG with Castle of The Untold.

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableSteam ↗
  8. Virtual Cottage

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Castle of The Untold.

    Virtual Cottage gives you a comfy place to rest and be productive without any distractions. Open the game, set yourself a goal and enjoy the atmosphere.

    2020IndieSimulationFree To PlayFreeDeck PlayableSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. Cinderia

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Indie with Castle of The Untold.

    A fast, brutal action roguelite with razor-sharp controls and insane build freedom. Fuse embers, skill cards, and gear into wildly overpowered combat styles — and break each run in a world consumed by the Ash Witch.

    2026ActionIndieAdventure17.99 USDDeck VerifiedSteam ↗
  2. Mortal Sin

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Indie with Castle of The Untold.

    Mortal Sin is a chaotic, blood-soaked roguelike where skill is power, and overconfidence is death. Carve through procedurally generated nightmares with brutal melee and flashy, satisfying combos.

    2025ActionIndieRPG24.99 USDDeck VerifiedSteam ↗
  3. Darkblade Ascent

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Indie with Castle of The Untold.

    Fast paced First-Person Melee Roguelike RPG with randomly generated weapons and upgrades, unlockable new classes and persistent leveling. Hack and slash your way through atmospheric dark fantasy locations, unique monsters and bosses.

    2025ActionIndieRPG10.99 USDDeck VerifiedSteam ↗

Frequently asked about Castle of The Untold

What games are most similar to Castle of The Untold?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Castle of The Untold are Dungeon Roll, To Kill a God, Mana Spark.
Who developed Castle of The Untold?
Castle of The Untold was developed by Grayskale Studio.

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 Castle of The Untold.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.