IMHO.

Single-player games like Ruina

Below are 9 single-player Steam games similar to Ruina, 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 Ruina page.

Ranked picks

  1. 1
    Kill The Nova — Steam game cover

    Kill The Nova

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

    Classic puzzle meets roguelike deck-building! Collect a variety of unique pieces, build powerful synergies, and unleash overwhelmingly inflated scores through explosive “multipliers.” Smash impossible numbers straight into your enemies and beat up the final boss—the developer himself!

    2026StrategyIndieCasual6.29 USDSingle-playerSimilar games →
  2. 2
    Abyss Forge — Steam game cover

    Abyss Forge

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

    Abyss Forge is a sci-fi match-and-merge roguelike set in deep space. Move tiles, create matches, merge modules, gather fuel, efficiency, research, and other resources, then shape your build through random upgrades as you push your ship deeper into unknown sectors.

    StrategyIndieSimulationSingle-playerSimilar games →
  3. 3
    rook — Steam game cover

    rook

    Single-player alternative to Ruina — playable solo, no multiplayer required. Shares Casual with Ruina.

    rook is a chess deckbuilding roguelike. cover your board in stickers and stack spare tiles to supercharge the cascading chaos and watch your scores go exponential, maybe then you might just survive the gauntlet.

    StrategyCasualSingle-playerSimilar games →
  4. 4
    The Loopler — Steam game cover

    The Loopler

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

    The Loopler is a idle-like roguelite simulation of a car driving in loops. Pick upgrades, place gates and sit back and relax as the mesmerizing loop gets going and the dopamine hits of numbers going up fills your brain. See if you can go endless and beyond.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    Puzzlogue — Steam game cover

    Puzzlogue

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

    A roguelike match-3 puzzle game where you continuously swap gems to build combos and use relic effects to boost your score. Create a different build each run and clear each stage.

    IndieSingle-playerSimilar games →
  6. 6
    Spinful — Steam game cover

    Spinful

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

    A fantasy roguelite slot-builder. Upgrade, enhance and customize your slots into a powerful combat machine!

    2026StrategyIndieCasualSingle-playerSimilar games →
  7. 7
    Orblins — Steam game cover

    Orblins

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

    Orblins is a Marble-Matching Roguelike inspired by classic marble shooters like Zuma and Luxor. Create game-breaking builds with endless marbles and upgrades to defeat a host of Orblins and bosses. Choose from a large cast of characters or create your own custom class to personalize your run.

    2026StrategyIndieCasualSingle-playerSimilar games →
  8. 8
    Greedcurse — Steam game cover

    Greedcurse

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

    A roguelike slot machine game where you choose your bet, spin the reels, and craft and enhance powerful cards and symbols to create game-breaking combos and unstoppable wins.

    IndieSingle-playerSimilar games →
  9. 9
    Space Duck: Escape — Steam game cover

    Space Duck: Escape

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

    Collect equipment and climb upwards to assist Puddles the Duck escape from an erupting volcanic planet in this fast paced rogue-lite vertical platformer. Move quickly to avoid the rising lava flows to help this Space Duck Escape!

    2024Indie4.99 USDSingle-playerSimilar games →