IMHO.

Single-player games like Space Gladiators

Below are 15 single-player Steam games similar to Space Gladiators, 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 Space Gladiators page.

Ranked picks

  1. 1
    Eyes in the Dark — Steam game cover

    Eyes in the Dark

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

    Fight with light against the dark in this "roguelight" platformer starring Victoria Bloom! Drive back the darkness that's overrun Bloom Manor and conquer swarms of creatures as you discover powerful new items to upgrade your arsenal. Are you ready to enter the ever-changing manor?

    2022Indie14.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Lost Potato — Steam game cover

    Lost Potato

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

    Lost Potato is a minimalistic top-down roguelite where you can't damage enemies directly. Push them into spikes, reflect bullets and help a young potato find its way out of a jungle filled with man-eating tribes!

    2020ActionIndie2.99 USDSingle-playerSimilar games →
  3. 3
    Iron Dungeon — Steam game cover

    Iron Dungeon

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

    Iron Dungeon combines a twin-stick shooter, a 2d platformer and a roguelite. Explore a dangerous underground complex in search of dozens of weapons, gadgets and upgrades to find a way to the surface and find out if there is still life on Earth!

    2023ActionIndie9.99 USDSingle-playerSimilar games →
  4. 4
    Space Gladiators: The Hole — Steam game cover

    Space Gladiators: The Hole

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

    Ever dreamt of being a space potato? Now’s your chance! This is the prelude for Space Gladiators, a 2D hand-drawn roguelite platformer following a bunch of captives fighting their way out of a planet prison. Defeat hordes of aliens in the gladiatorial arenas and earn your freedom!

    2020ActionIndieFreeSingle-playerSimilar games →
  5. 5
    Shadow of the Depth — Steam game cover

    Shadow of the Depth

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

    Shadow of the Depth is a top-down action Roguelite game. Delve into a dungeon world of light and shadow to eradicate the monsters that ravage your home. Be prepared to step into the abyss before you!

    2025ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    GoNNER — Steam game cover

    GoNNER

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

    GoNNER is a tough as hell procedurally-generated 2D platformer with roguelike elements, following the largely misunderstood and altruistic Ikk on a journey to cheer up his only friend in this world - a giant landbound whale named Sally - by searching for just the right trinket in the deep and dark places nearby.

    2016Indie9.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Dunjungle — Steam game cover

    Dunjungle

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

    A 2d action-packed roguelite about a monkey hero protecting the jungle from the rise of a corruptive power. Explore ever-changing dungeons, fight weird enemies and gear up with lots of weapons and relics you can combine for a new experience every run. Explore, fight, die, and repeat!

    2025ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Noita — Steam game cover

    Noita

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

    Noita is a magical action roguelite set in a world where every pixel is physically simulated. Fight, explore, melt, burn, freeze and evaporate your way through the procedurally generated world using spells you've created yourself.

    2020ActionIndieAdventure7.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    The Binding of Isaac — Steam game cover

    The Binding of Isaac

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

    Now 20% More Evil with the Free Halloween update!

    2011ActionIndieAdventure1.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Nuclear Throne — Steam game cover

    Nuclear Throne

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

    Nuclear Throne is a post-apocalyptic roguelike-like top-down shooter. Not 'the final hope of humanity' post-apocalyptic, but 'humanity is extinct and mutants and monsters now roam the world' post-apocalyptic. Can you reach the Nuclear Throne?

    2015ActionIndieRPG11.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    Hollow Knight — Steam game cover

    Hollow Knight

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

    Forge your own path in Hollow Knight! An epic action adventure through a vast ruined kingdom of insects and heroes. Explore twisting caverns, battle tainted creatures and befriend bizarre bugs, all in a classic, hand-drawn 2D style.

    2017ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  12. 12
    DARK SOULS™: REMASTERED — Steam game cover

    DARK SOULS™: REMASTERED

    Single-player alternative to Space Gladiators — playable solo, no multiplayer required. Shares Action with Space Gladiators.

    Then, there was fire. Re-experience the critically acclaimed, genre-defining game that started it all. Beautifully remastered, return to Lordran in stunning high-definition detail running at 60fps.

    2018Action39.99 USDDeck PlayableSingle-playerSimilar games →
  13. 13
    Dead Cells — Steam game cover

    Dead Cells

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

    Dead Cells is a roguelite, metroidvania inspired, action-platformer. You'll explore a sprawling, ever-changing castle... assuming you’re able to fight your way past its keepers in 2D souls-lite combat. No checkpoints. Kill, die, learn, repeat.

    2018ActionIndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  14. 14
    Blasphemous — Steam game cover

    Blasphemous

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

    Blasphemous is a brutal action-platformer with skilled hack’n slash combat set in the nightmare world of Cvstodia. Explore, upgrade your abilities, and perform savage executions on the hordes of enemies that stand between you and your quest to break eternal damnation.

    2019ActionIndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  15. 15
    Brotato — Steam game cover

    Brotato

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

    Brotato is a top-down arena shooter roguelite where you play a potato wielding up to 6 weapons at a time to fight off hordes of aliens. Choose from a variety of traits and items to create unique builds and survive until help arrives.

    2023ActionIndieRPG4.99 USDDeck VerifiedSingle-playerSimilar games →