IMHO.

Single-player games like Into the Slimy Mines

Below are 13 single-player Steam games similar to Into the Slimy Mines, 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 Into the Slimy Mines page.

Ranked picks

  1. 1
    The Last Drop — Steam game cover

    The Last Drop

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Strategy with Into the Slimy Mines.

    The Last Drop is a pixel art top-down shooter where you control the last water droplet on Earth. Battle waves of enemies with unique weapons, customize the map, and compete on the online leaderboard.

    2024ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  2. 2
    主动防御(Active Defense) — Steam game cover

    主动防御(Active Defense)

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Strategy and Indie with Into the Slimy Mines.

    This is a strategy tower defense game where players need to choose the appropriate defense towers based on different maps and enemies. The game also offers a variety of defense towers, maps, and an endless mode waiting to be unlocked by the players!

    2023StrategyIndieCasual0.99 USDSingle-playerSimilar games →
  3. 3
    BUG SQUASH — Steam game cover

    BUG SQUASH

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Strategy with Into the Slimy Mines.

    Defend your Command Centers against relentless waves of mutated insects! Customize powerful tanks with an arsenal of weapons and tactical modules in this action-packed tower defense game. Go solo or team up with friends in online co-op.

    2026ActionStrategyAdventureSingle-playerSimilar games →
  4. 4
    VIRUS_31.EXE — Steam game cover

    VIRUS_31.EXE

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Strategy with Into the Slimy Mines.

    VIRUS_31.EXE is a short-form survivors-like with an incremental twist. Survive 3 minutes of escalating chaos, build a weapon system from cards, and earn bits that compound into exponential power.

    ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    Vermitron — Steam game cover

    Vermitron

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Indie with Into the Slimy Mines.

    They're Coming! Get ready to defend your lovely Flower from invading insect! Prepare your Bug Spray, Call your Holo-Pet, Fortify base and don't forget your mission: Find the Watering-Can!

    2021ActionIndieAdventure7.99 USDSingle-playerSimilar games →
  6. 6
    Mars or Die! — Steam game cover

    Mars or Die!

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Strategy with Into the Slimy Mines.

    Control two characters simultaneously! Survive, gather, collect upgrades, fight all sizes of one-eyed Martians, build defensible outposts and conquer Mars, in this glorious mix between roguelite and tower defense.

    2018ActionStrategyIndie19.99 USDSingle-playerSimilar games →
  7. 7
    Monsters are Coming! — Steam game cover

    Monsters are Coming!

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Strategy with Into the Slimy Mines.

    Beware, Monsters are Coming! In this Tower-Survivor rogue-lite, you protect an ever-moving city from unrelenting hordes. Gather resources, fortify defences, and survive for as long as you can. Will you reach the Ark?

    2025ActionStrategyIndie8.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Wave Defense: Trappist — Steam game cover

    Wave Defense: Trappist

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Strategy with Into the Slimy Mines.

    Gear up and get going! Defend your outposts from waves of alien enemies with your mech. Build and upgrade your base, protecting the extraction of the mysterious planetary system’s rich resources!

    2025ActionStrategyIndie9.99 USDSingle-playerSimilar games →
  9. 9
    Into the Restless Ruins — Steam game cover

    Into the Restless Ruins

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Strategy with Into the Slimy Mines.

    A roguelike deckbuilder where you create the dungeon you fight through. Each night use your cards to expand the ruins then battle through them, harvesting Glimour from the lost souls and improving your deck. Can you reach The Warden and defeat it, so The Maiden will grant your heart’s desire?

    2025ActionStrategyIndie7.49 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Binaries — Steam game cover

    Binaries

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Indie with Into the Slimy Mines.

    Test your reflexes and awareness as you simultaneously guide two lovable balls through over 100 brightly-coloured challenges in a controller-smashingly tough BAFTA nominated platformer.

    2016ActionIndie11.99 USDSingle-playerSimilar games →
  11. 11
    Dead End Job — Steam game cover

    Dead End Job

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Action and Indie with Into the Slimy Mines.

    Dead End Job sends you into a madcap, Ren & Stimpy-esque world to bust up ghosts. It’s a procedurally generated, couch co-op, twin-stick shooter that straps a vacuum pack to your back and puts a plasma blaster in your hand. For you, it’s just another day in the office.

    2019ActionIndie16.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Dungeon Golf — Steam game cover

    Dungeon Golf

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Indie with Into the Slimy Mines.

    It’s mini golf in a dungeon (duh). Whack your way through lava, traps and monsters using a lute, your fists, or your own skeletal leg. You can even score a hole-in-none! Compete with your friends online or together to be the true Dungeon Golf champion.

    2023SportsIndieCasual16.99 USDDeck VerifiedSingle-playerSimilar games →
  13. 13
    Ice Cream Wars — Steam game cover

    Ice Cream Wars

    Single-player alternative to Into the Slimy Mines — playable solo, no multiplayer required. Shares Indie with Into the Slimy Mines.

    A madcap arcade driving game in the unexpectedly cut-throat world of the frozen confectionary distribution industry. Race against the clock (and Gelatoni's henchmen) to provide the residents of Rippleton with the sweet frozen treats they're craving.

    2024IndieCasualRacing3.99 USDSingle-playerSimilar games →