IMHO.

Single-player games like Odium

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

Ranked picks

  1. 1
    RealmWalker — Steam game cover

    RealmWalker

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

    Create your own spell combinations in this third-person roguelite. Find strong synergies, unlock new abilities, and explore procedurally generated levels that change every run.

    2026ActionIndieRPGSingle-playerSimilar games →
  2. 2
    Starcatcher — Steam game cover

    Starcatcher

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

    Wish upon the starry sky for the power to slay your enemies in this hack 'n' slash action roguelite.

    2027ActionIndieAdventureSingle-playerSimilar games →
  3. 3
    Rogue Slime — Steam game cover

    Rogue Slime

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

    Rogue Slime: An engaging isometric 2D roguelike adventure where you maneuver a slime character through dynamic dungeons, utilizing slime ball attacks and a variety of power-ups to overcome diverse enemies and evolving challenges.

    2023ActionIndieRPG14.99 USDSingle-playerSimilar games →
  4. 4
    Riftseekers — Steam game cover

    Riftseekers

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

    Use your abilities to defeat enemies, avoid traps, collect gems, and score enough points to summon bosses. Defeat these bosses to open rifts to randomized biomes. Collect upgrades to prolong survival. In this endless arcade-style roguelike, how many points can you get?

    ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    Shattered Sun — Steam game cover

    Shattered Sun

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

    Shattered Sun is a fast-paced action roguelike where you pilot a powerful mech across a doomed solar system, fighting hostile factions on dangerous planets to escape the clutches of a dying star.

    ActionStrategyIndieSingle-playerSimilar games →
  6. 6
    Doom Keeper — Steam game cover

    Doom Keeper

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

    A fast-paced arena action roguelike about mercenaries fighting on the edge of the galaxy. Choose your hero, battle hordes of aliens, create powerful builds, and turn your body into the ultimate weapon with combat implants.

    2026ActionIndieRPGSingle-playerSimilar games →
  7. 7
    Diskette Dungeon — Steam game cover

    Diskette Dungeon

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

    A magical Diskette opens a portal in your office, pulling you into endless dungeons where survival depends on adapting, fighting, and collecting corrupted data to unlock the next world. With a wide variety of powers and weapons, every run offers a different challenge.

    2026ActionIndieRPGSingle-playerSimilar games →
  8. 8
    POLYMORPH — Steam game cover

    POLYMORPH

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

    You are a cancerous pathogen. Mutate into endless builds, annihilate antibody swarms, and spread at all costs through procedurally generated host vessels.

    2026ActionIndieCasualSingle-playerSimilar games →