IMHO.

Single-player games like Slime Heroes

Below are 14 single-player Steam games similar to Slime Heroes, 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 Slime Heroes page.

Ranked picks

  1. 1
    Blighted — Steam game cover

    Blighted

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

    Battle through a psychedelic Western nightmare in this Metroidvania action RPG from the creators of Guacamelee! and Nobody Saves the World.

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

    Void Sols

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

    Abstract ruins. Hostile shapes. No escape but forward... Death isn’t the end as you know it. Here, it’s how you grow! Each defeat teaches you more as you rise again to defeat foes with stolen blades and bows. Pushing through a broken world warped by cruelty and shadows. Welcome. This is Void Sols.

    2024ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Death Trash — Steam game cover

    Death Trash

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

    Death Trash features a post-apocalyptic world where cosmic horrors long for humanity but meet punks with shotguns. It combines old-school role-playing, modern action gameplay and player freedom. Create your own character and explore a handcrafted world.

    2021ActionIndieRPG19.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    TUNIC — Steam game cover

    TUNIC

    Single-player alternative to Slime Heroes — playable solo, no multiplayer required. Shares Action and Adventure with Slime Heroes.

    Explore a land filled with lost legends, ancient powers, and ferocious monsters in TUNIC, an isometric action game about a small fox on a big adventure.

    2022ActionAdventureRPG29.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Quest Hunter — Steam game cover

    Quest Hunter

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

    Quest Hunter is an isometric action-RPG where your choice drives the story. Find tons of treasures and secrets, solve puzzles, equip your character, level up your skills and finish off enemy bosses. Play on the couch, alone or with friends, or make it an online party for up to four players!

    2019ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Alaloth: Champions of The Four Kingdoms — Steam game cover

    Alaloth: Champions of The Four Kingdoms

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

    A hardcore high fantasy isometric action RPG set in a huge sandbox world ruled by magic and monsters. Master deep skill-based combat, forge powerful builds, explore unforgiving lands and dungeons, face brutal boss fights, uncover ancient secrets, and save Plamen from its inevitable doom!

    2024ActionStrategyIndie34.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Kingdom of Night — Steam game cover

    Kingdom of Night

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

    Hunt down nightmarish demons and save the town of Miami, AZ in this 80s-themed, isometric action-RPG. With an expansive, interconnected map and open-ended quests, explore freely while unraveling the main story. Kingdom of Night is a unique blend of coming-of-age drama, cosmic horror, and true love.

    2025ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Cat Quest III — Steam game cover

    Cat Quest III

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

    In Cat Quest III you play as a purrivateer in a freely explorable 2.5D open-world swarming with Pi-rats. You can sail the seas in your ship for treasures galore! But prepare for peril, as the Pirate King aims to hunt you down...

    2024ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Magicka — Steam game cover

    Magicka

    Single-player alternative to Slime Heroes — playable solo, no multiplayer required. Shares Action and RPG with Slime Heroes.

    Magicka is a satirical action-adventure game set in a rich fantasy world based on Norse mythology. The player assumes the role of a wizard from a sacred order tasked with stopping an evil sorcerer who has thrown the world into turmoil, his foul creations besieging the forces of good.

    2011ActionRPG9.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Transistor — Steam game cover

    Transistor

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

    Discover the world of Transistor, a sci-fi-themed action RPG from the creators of Bastion.

    2014ActionIndieRPG19.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    Ultimate Fishing Simulator® — Steam game cover

    Ultimate Fishing Simulator®

    Single-player alternative to Slime Heroes — playable solo, no multiplayer required.

    Bored of waiting for a bite? Would you like to catch some fish? You're lucky - in Ultimate Fishing Simulator, fish bite like crazy! Spinning, float fishing, ground fishing, and more! Comprehensive fishing simulator that allows using various techniques, in different places around the world!

    2018SportsSimulationCasual19.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Ultimate Fishing Simulator VR — Steam game cover

    Ultimate Fishing Simulator VR

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

    Bored of waiting for a bite? Would you like to catch some fish? You're lucky - in Ultimate Fishing Simulator, fish bite like crazy! Spinning, float fishing, ground fishing and more! Now you can feel it on your own by playing it on VR!

    2019SportsIndieSimulationDeck PlayableSingle-playerSimilar games →
  13. 13
    Tales of Mathasia — Steam game cover

    Tales of Mathasia

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

    The lands of Mathasia are beginning to be covered in Corruption. An old legend about the Hero that will master the arts of MATHEMATICIANS and use his power to defeat the Sorcerer. Only this mysterious Hero can fight the Corruption and stop incoming Darkness!

    2023Indie7.99 USDSingle-playerSimilar games →
  14. 14
    Fishing Valley — Steam game cover

    Fishing Valley

    Single-player alternative to Slime Heroes — playable solo, no multiplayer required. Shares Indie and Adventure with Slime Heroes.

    Dive into a story-driven fishing adventure! Complete exciting angling tasks, sell your catch or add it to your customizable aquarium. Unlock new gear, explore unique havens, and test your skills with quick time events.

    2024IndieAdventureSimulationSingle-playerSimilar games →