IMHO.

Single-player games like Slay the Horde

Below are 8 single-player Steam games similar to Slay the Horde, 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 Slay the Horde page.

Ranked picks

  1. 1
    BRUV - The Bold Retaliation of Ultimate Vengeance — Steam game cover

    BRUV - The Bold Retaliation of Ultimate Vengeance

    Single-player alternative to Slay the Horde — playable solo, no multiplayer required. Shares Action and Strategy with Slay the Horde.

    Lead an army to battle demons across space in a roguelike action-strategy game. Choose a planet and engage in ship-to-ship combat, then eject in your drop pod to join the chaos.

    ActionStrategySingle-playerSimilar games →
  2. 2
    Rogue Drone Hunter — Steam game cover

    Rogue Drone Hunter

    Single-player alternative to Slay the Horde — playable solo, no multiplayer required. Shares Action and Strategy with Slay the Horde.

    Explore high-tech ruins with your drone partner in this action deckbuilder. It mixes fast combat with strategic card play. Collect lost tech to build a strong deck of skills. Plan and use card combos to uncover the secrets beyond the neon city of Elysia.

    ActionStrategyIndieSingle-playerSimilar games →
  3. 3
    Bibidi Bibidi! — Steam game cover

    Bibidi Bibidi!

    Single-player alternative to Slay the Horde — playable solo, no multiplayer required. Shares Strategy and Indie with Slay the Horde.

    Bibidi Bibidi! is a whimsical deckbuilder where your wizard shouts whatever spell you conjure up. Every card has 3 components that you combine in your spellbook for unique effects. Mix and match incantations like sim-sala-bim and abra-kadabra to zap your way through a dungeon filled with monsters.

    StrategyIndieSingle-playerSimilar games →
  4. 4
    Etymancy — Steam game cover

    Etymancy

    Single-player alternative to Slay the Horde — playable solo, no multiplayer required. Shares Strategy and Indie with Slay the Horde.

    Etymancy is a dark fantasy roguelike dungeon crawler where every spell is a word. Craft your pile of magic letter tiles, collect strange grimoires to grow stronger, smite enemies, and descend deeper into the Lexicon.

    StrategyIndieEarly AccessSingle-playerSimilar games →
  5. 5
    Nether Spirits: Beyond the Gate — Steam game cover

    Nether Spirits: Beyond the Gate

    Single-player alternative to Slay the Horde — playable solo, no multiplayer required. Shares Strategy and Indie with Slay the Horde.

    Roguelike deckbuilder meets dark fantasy: Choose one of seven unique classes, explore the vast nether, and fight for salvation - solo, in co-op, or PvP!

    StrategyIndieRPGSingle-playerSimilar games →
  6. 6
    Ghost in the Cloud — Steam game cover

    Ghost in the Cloud

    Single-player alternative to Slay the Horde — playable solo, no multiplayer required. Shares Action and Strategy with Slay the Horde.

    Dive deep into the Net, build the ultimate deck, install busted plugins, and fight ever more powerful Bots and Avatars in fast-paced tactical combat that combines turn based and real time mechanics, all to realize your wish, or perish trying.

    ActionStrategySingle-playerSimilar games →
  7. 7
    Volatica: The Devil's Trap — Steam game cover

    Volatica: The Devil's Trap

    Single-player alternative to Slay the Horde — playable solo, no multiplayer required. Shares Strategy and Indie with Slay the Horde.

    Volatica: The Devil's Trap is a Roguelike Deckbuilder with grim hand-drawn illustrations, dark humor and a branching story. Take on the role of a witch who got trapped by her desires after making a deal with the devil.

    StrategyIndieRPGSingle-playerSimilar games →
  8. 8
    Become the Moon — Steam game cover

    Become the Moon

    Single-player alternative to Slay the Horde — playable solo, no multiplayer required. Shares Strategy and Indie with Slay the Horde.

    Become the Moon is a challenging, deckbuilding auto battler. Choose from 10 unique characters, each with their own distinct playstyles. Assemble a team of powerful minions & cast cosmic spells where every run takes you one step closer to the moon.

    2025StrategyIndie10.19 USDDeck PlayableSingle-playerSimilar games →