IMHO.

Single-player games like Mushrooms vs Engineers

Below are 8 single-player Steam games similar to Mushrooms vs Engineers, 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 Mushrooms vs Engineers page.

Ranked picks

  1. 1
    Hop & Pop! — Steam game cover

    Hop & Pop!

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

    Relax, Hop & Pop! and battle bugs in this froggy survivor game!

    IndieCasualSingle-playerSimilar games →
  2. 2
    Fading Reel — Steam game cover

    Fading Reel

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

    A sepia Roguelike — lead a chained squad through 22 waves. Map events split your line, milestone recruits add firepower. Linked Blink, run upgrades, 19 Evolutions, and a permanent meta tree carry you to the final Boss Hydra.

    ActionIndieCasualSingle-playerSimilar games →
  3. 3
    Micron Survivor — Steam game cover

    Micron Survivor

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

    Micron Survivor is a survival game with rogue-lite elements where you play as alien microorganisms under the microscope. Evolve, unlock research objectives, find symbiotic weapons, upgrade your builds, and fight hordes of terrestrial organisms to rule the microcosm.

    ActionRPGCasualSingle-playerSimilar games →
  4. 4
    Super Station Swarm — Steam game cover

    Super Station Swarm

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

    A space station, infinite waves, and a screen full of vector geometry trying to kill you. Your turrets auto-fire. Your satellites orbit. This is bullet-hell-yeah. In-game and permanent upgrades. 17 upgrade types across 9 weapon classes. Play, upgrade, repeat.

    2026ActionIndieCasual1.99 USDSingle-playerSimilar games →
  5. 5
    Mighty X Arms — Steam game cover

    Mighty X Arms

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

    Mighty X Arms is a roguelike survivor inspired by Brotato, featuring collectible weapon-creatures called Arms. Build your loadout, upgrade them, and mow down enemy swarms to survive.

    2026ActionIndieRPG4.49 USDSingle-playerSimilar games →
  6. 6
    Pixel Evolution — Steam game cover

    Pixel Evolution

    Single-player alternative to Mushrooms vs Engineers — playable solo, no multiplayer required. Shares Action with Mushrooms vs Engineers.

    A twin-stick arena shooter where every run rebuilds the game itself. Collect pixels, survive the constant HP drain, and complete each upgrade checklist to COMPILE the next era — evolving from 1-bit monochrome all the way to 3D, one boss at a time.

    2026ActionSingle-playerSimilar games →
  7. 7
    Bug Drop — Steam game cover

    Bug Drop

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

    Fight, upgrade, and survive in a fast-paced top-down action roguelite where 20 unique heroes with special traits, weapons and abilities take on the swarm of alien bugs.

    2026ActionIndieSingle-playerSimilar games →
  8. 8
    Dungeon Killer — Steam game cover

    Dungeon Killer

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

    Dungeon Killer is a fast-paced boss rush shoot ’em up where you play as Astrid, a woman determined to bargain for her husband’s resurrection with the goddess of death herself. Armed with a minigun, you’ll descend into an infernal dungeon and face deadly, unsettling female enemies.

    2026ActionIndieSingle-playerSimilar games →