IMHO.

Single-player games like OrbGuard

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

Ranked picks

  1. 1
    Space Bross — Steam game cover

    Space Bross

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

    Your chicken has been kidnapped, and that’s all it takes to send a retired astronaut into full galactic mayhem. Space Bross is a hand-drawn 2.5D tower defense & action roguelite where you’ll build bases, fend off alien hordes, and blast your way across planets to bring your feathery friend back.

    2026ActionStrategyIndie7.99 USDSingle-playerSimilar games →
  2. 2
    ASHER Descent — Steam game cover

    ASHER Descent

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

    Go down. Get stronger. Come back alive. Mine the mountain. Defend your shuttle. Adapt or get overrun.

    ActionStrategyIndieSingle-playerSimilar games →
  3. 3
    VOID WARD — Steam game cover

    VOID WARD

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

    A minimalist roguelite tower defense with neon aesthetics. Defend your planet against infinite waves of geometric enemies. Buy 70 upgrades, activate abilities, chain combos and grow stronger between runs with permanent upgrades. Every attempt makes you stronger.

    2026ActionStrategyIndie2.39 USDSingle-playerSimilar games →
  4. 4
    Area Survivors — Steam game cover

    Area Survivors

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

    Area Survivors is a top-down survival action game where you fight off relentless hordes of enemies and struggle to stay alive. Defeat enemies to grow stronger, upgrade your weapons and skills, and take on increasingly powerful foes and massive waves of enemies.

    2026ActionIndieCasualSingle-playerSimilar games →
  5. 5
    Starforged Legacy — Steam game cover

    Starforged Legacy

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

    Outlast the onslaught in a sci-fi survivors-like where your decisions matter as much as your firepower. Command customizable starships, enhance your arsenal with 100+ strategy-defining upgrades, and annihilate endless fleets of cosmic combatants! Carve your legacy among the stars or die trying!

    2026ActionStrategyIndie7.19 USDSingle-playerSimilar games →
  6. 6
    Astral Lords — Steam game cover

    Astral Lords

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

    Shatter genre boundaries in this sci-fi survival Roguelite blending bullet-hell action and base-building RTS. Dodge and unleash screen-clearing firepower against alien hordes, while constructing fortresses and real-time automated defenses to crush your enemies.

    2026ActionStrategyIndie11.69 USDSingle-playerSimilar games →
  7. 7
    星际探索 Star Exploration — Steam game cover

    星际探索 Star Exploration

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

    Star Exploration is a sci-fi adventure game that blends survival, tower defense, and farming elements.

    StrategyAdventureCasualSingle-playerSimilar games →
  8. 8
    Skewer Squad — Steam game cover

    Skewer Squad

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

    Skewer Squad is a cute yet chaotic tower defense roguelite. Step into the apron of a Grillmaster, draft random ingredients, mix wild seasonings, and build a squad of skewers that are both delicious and powerful to defend your grill.

    2026ActionStrategyIndie5.49 USDDeck PlayableSingle-playerSimilar games →