IMHO.

Single-player games like Master of the Forbidden Sea

Below are 9 single-player Steam games similar to Master of the Forbidden Sea, 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 Master of the Forbidden Sea page.

Ranked picks

  1. 1
    Diluvion: Resubmerged — Steam game cover

    Diluvion: Resubmerged

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Action and Indie with Master of the Forbidden Sea.

    Diluvion is a 3D deep sea, Jules Verne inspired, exploration game with RPG elements and thrilling submarine combat. As the Captain of your own vessel, you must grow and manage your crew as you search for the secrets of the past in a hauntingly beautiful flooded world.

    2017ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Hypergalactic Psychic Table Tennis 3000 — Steam game cover

    Hypergalactic Psychic Table Tennis 3000

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Action and Indie with Master of the Forbidden Sea.

    Paddle your balls! The hypergalaxy's premiere video table tennis role playing experience. Explore the hypergalaxies in the year 3000 or so to become the ultimate paddle champion. Learn new skills, cast devastating spells and put someone's underwear on your head whist riding a swamp beast!

    2020ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  3. 3
    Batbarian: Testament of the Primordials — Steam game cover

    Batbarian: Testament of the Primordials

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Action and Indie with Master of the Forbidden Sea.

    Batbarian: Testament of the Primordials is a snarky action-adventure puzzle game with a good dose of humor. Explore hundreds of secret-filled rooms, fight big bosses, gather companions for your party and use the powers of Pip—your bat buddy—to solve puzzles and escape the eldritch abyss!

    2020ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Evoland — Steam game cover

    Evoland

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Indie and Adventure with Master of the Forbidden Sea.

    Evoland is a journey through the history of action/adventure gaming, allowing you to unlock new technologies, gameplay systems and graphic upgrades as you progress through the game.

    2013IndieAdventureRPG9.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Crossing Souls — Steam game cover

    Crossing Souls

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Action and Indie with Master of the Forbidden Sea.

    California, 1986: A group of friends discover a mysterious pink stone that allows travel between two realms. This gang will live the summer of their lives in an adventure that will get them involved in a government conspiracy. Control five kids with special skills while fighting and solving puzzles.

    2018ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    World to the West — Steam game cover

    World to the West

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Action and Indie with Master of the Forbidden Sea.

    World to the West is a standalone followup of Teslagrad, the indie hit that sold more than 1.6 million copies worldwide. A vast world of blue skies and dark caves awaits you in this 3D action adventure, as you try to unveil the mysteries of an ancient prophecy.

    2017ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    UnderMine — Steam game cover

    UnderMine

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Action and Indie with Master of the Forbidden Sea.

    An action-adventure roguelike with a bit of RPG tossed in. Adventure deep into the UnderMine and discover powerful relics, deadly enemies, hidden secrets, and a few friends to help along the way.

    2020ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Cthulhu Saves the World — Steam game cover

    Cthulhu Saves the World

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Indie and RPG with Master of the Forbidden Sea.

    The lord of insanity, Cthulhu was all set to plunge the world into insanity and destruction when his powers were sealed by a mysterious sorcerer. The only way for him to break the curse is to become a true hero. Save the world to destroy it in an epic parody RPG journey of redemption, romance, and insanity!

    2011IndieRPG2.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Moonbase Down — Steam game cover

    Moonbase Down

    Single-player alternative to Master of the Forbidden Sea — playable solo, no multiplayer required. Shares Action and Indie with Master of the Forbidden Sea.

    After retrieving an unknown radio emitting object from the asteroid belt in the year 2184, all contact is lost with Moonbase One. You have been sent to investigate the ten-story complex and recover the unsent crew logs.

    2022ActionStrategyIndie2.99 USDSingle-playerSimilar games →