IMHO.

Single-player games like Cardio

Below are 8 single-player Steam games similar to Cardio, 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 Cardio page.

Ranked picks

  1. 1
    Orcish Skies — Steam game cover

    Orcish Skies

    Single-player alternative to Cardio — playable solo, no multiplayer required.

    Orcish Skies blends Roguelike deckbuilding, turn-based, Slay The Spire-styled gameplay with a grid-based map. Fire a missile into a cluster of enemies. Rain down lightning on an enemy Carrier from afar. Fly past a swarm of frigates to pick off the sniper shooting you from across the map.

    2023Strategy3.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Zero Division — Steam game cover

    Zero Division

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

    A roguelite deckbuilder crossed with a CCG, set in a dark cyberpunk world. You will lead a three-man squad against competing factions fighting among the ashes of a world-wide war. Each operator comes with a unique deck that can be customized and augmented.

    2024StrategyIndieRPG6.49 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Nowhere Prophet — Steam game cover

    Nowhere Prophet

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

    Prepare your decks and go on a pilgrimage through the wasteland! Nowhere Prophet is a unique single-player card game. Travel across randomly generated maps and lead your followers in deep tactical combat. Discover new cards and build your deck as you explore this strange, broken world.

    2019StrategyIndieRPG6.24 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    For The Warp — Steam game cover

    For The Warp

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

    A roguelike deckbuilding game in space! Explore randomly generated systems, enemies and strange encounters. Build your deck, survive and reach For The Warp gate!

    2022StrategyIndie2.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Souls of White Star — Steam game cover

    Souls of White Star

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

    Souls of White Star is a sci-fi turn-based card wargame Roguelike strategy game. The different design of [double-sided technology moving cards] and [bandwidth draw cost] will test your judgment and decision more!

    2023StrategyIndieAdventure4.49 USDSingle-playerSimilar games →
  6. 6
    Trials of Fire — Steam game cover

    Trials of Fire

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

    A Tactical, Deck-Building Roguelite. Choose 3 Heroes and adventure into a post-Cataclysmic wasteland. Engage enemies in a unique meld of card-play and tactical, positional combat. Level up and scavenge what you can to customise your decks and build a party to take on any challenge!

    2021StrategyIndieRPG3.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Monster Slayers — Steam game cover

    Monster Slayers

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

    Monster Slayers is a rogue-like deck-building RPG adventure. Create a hero and choose your path through the perilous Northern Valley as you battle to become a true Monster Slayer.

    2017ActionIndie8.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Deep Sky Derelicts — Steam game cover

    Deep Sky Derelicts

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

    Deep Sky Derelicts is an original combination of turn-based strategy and RPG, enriched with tactical card combat and popular roguelike elements. Explore derelict alien ships, fight, loot and upgrade your gear, all in distinctive retro-futuristic comic book aesthetic style.

    2018StrategyIndieRPG2.99 USDDeck PlayableSingle-playerSimilar games →