IMHO.

Single-player games like Undungeon

Below are 15 single-player Steam games similar to Undungeon, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Undungeon page.

Ranked picks

  1. 1
    The Slormancer — Steam game cover

    The Slormancer

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Fight hordes of enemies led by The Slormancer, an evil warlock from the past, in an absurd yet epic Action RPG! Experience fast-paced gameplay, loads of shiny loot, tons of collectibles, countless hours of content, and carefully crafted pixel art.

    2025ActionIndieAdventure12.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Children of Morta — Steam game cover

    Children of Morta

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Children of Morta is a story-driven action RPG game about an extraordinary family of heroes. Lead the Bergsons, with all their flaws and virtues, against the forthcoming Corruption. Will you be able to sacrifice everything to save the ones you care for?

    2019ActionIndieAdventure21.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Loot River — Steam game cover

    Loot River

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Explore procedurally generated labyrinths in this challenging, narrative-rich roguelike. Master deep combat. Slide blocks of ancient ruins. Defeat bestial abominations. Loot, level up, strategize, fight, die and wake up anew. Unlock the secrets of the Loot River. Immortality is a bittersweet gift.

    2022ActionStrategyIndie24.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Hades — Steam game cover

    Hades

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Defy the god of the dead as you hack and slash out of the Underworld in this rogue-like dungeon crawler from the creators of Bastion, Transistor, and Pyre.

    2020ActionIndieRPG24.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Avencast: Rise of the Mage — Steam game cover

    Avencast: Rise of the Mage

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Play Avencast, the epic roguelike action-RPG with tons of combat moves, spells, and equipment. Fight against evil forces to save your academy and vanquish the darkness. As you progress, learn powerful spells and combos to increase your chances of victory.

    2010ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  6. 6
    Hades II — Steam game cover

    Hades II

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Battle beyond the Underworld using dark sorcery to take on the Titan of Time in this bewitching sequel to the award-winning rogue-like dungeon crawler.

    2025ActionIndieRPG29.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Dreamscaper — Steam game cover

    Dreamscaper

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    By night, delve deep into your subconscious and discover powerful artifacts to conquer your nightmares. By day, explore the city of Redhaven and build relationships to unlock the power of your dreams. DREAM. DIE. WAKE. REPEAT.

    2021ActionIndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Death's Door — Steam game cover

    Death's Door

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Reaping souls of the dead and punching a clock might get monotonous but it's honest work for a Crow. The job gets lively when your assigned soul is stolen and you must track down a desperate thief to a realm untouched by death - where creatures grow far past their expiry.

    2021ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Transistor — Steam game cover

    Transistor

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Discover the world of Transistor, a sci-fi-themed action RPG from the creators of Bastion.

    2014ActionIndieRPG19.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Bastion — Steam game cover

    Bastion

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Discover the secrets of the Calamity, a surreal catastrophe that shattered the world to pieces.

    2011ActionIndieRPG14.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Wasteland 1 - The Original Classic — Steam game cover

    Wasteland 1 - The Original Classic

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Indie and Adventure with Undungeon.

    For the first time in over 20 years, we are heralding the return of a much loved piece of gaming history with the classic RPG, Wasteland! Mutants. Again. Even more than there were last time: they seem to materialize out of the very grains of the radioactive desert sand. Venomous yellow eyes.

    2013StrategyIndieAdventure5.99 USDSingle-playerSimilar games →
  12. 12
    Fallout 4 — Steam game cover

    Fallout 4

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares RPG with Undungeon.

    From Bethesda Game Studios, the award-winning creators of Starfield and The Elder Scrolls V: Skyrim, comes Fallout 4. A landmark in open-world RPG design and winner of over 200 ‘Best Of’ honors, including the DICE and BAFTA Game of the Year.

    2015RPG19.99 USDDeck VerifiedSingle-playerSimilar games →
  13. 13
    Wasteland 3 — Steam game cover

    Wasteland 3

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares RPG with Undungeon.

    Following the critically acclaimed 2014 Game of the Year winner Wasteland 2, the RPG series that pioneered the post-apocalyptic genre in video games returns with Wasteland 3.

    2020StrategyRPG39.99 USDDeck PlayableSingle-playerSimilar games →
  14. 14
    Wrought Flesh — Steam game cover

    Wrought Flesh

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and RPG with Undungeon.

    Rip out organs and equip them in your own body. Fight biopunk monsters and drugged-up space bandits. You are a Gajeshian Cultist: A near-mythological being built from the bodies of long-dead saints.

    2021ActionRPG19.99 USDDeck PlayableSingle-playerSimilar games →
  15. 15
    Undungeon Arena — Steam game cover

    Undungeon Arena

    Single-player alternative to Undungeon — playable solo, no multiplayer required. Shares Action and Indie with Undungeon.

    Become a space gladiator and battle across multiple arenas in this standalone roguelite experience set in the Undungeon universe. Featuring the new playable character - Marduk.

    2020ActionIndieAdventureSingle-playerSimilar games →