IMHO.

Single-player games like GetsuFumaDen: Undying Moon

Below are 17 single-player Steam games similar to GetsuFumaDen: Undying Moon, 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 GetsuFumaDen: Undying Moon page.

Ranked picks

  1. 1
    FukTopia 5 — Steam game cover

    FukTopia 5

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action and Indie with GetsuFumaDen: Undying Moon.

    FukTopia 5 is a frantic post apocalyptic Top Down game.

    2023ActionIndieAdventure24.99 USDSingle-playerSimilar games →
  2. 2
    Dead Cells — Steam game cover

    Dead Cells

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action and Indie with GetsuFumaDen: Undying Moon.

    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 →
  3. 3
    Summum Aeterna — Steam game cover

    Summum Aeterna

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action and Indie with GetsuFumaDen: Undying Moon.

    Summum Aeterna is a fast-paced Roguelite inspired by the Metroidvania Aeterna Noctis. Create your own worlds, challenges, difficulty and influences in each new run. Die, learn, become stronger, and achieve victory. Death is inevitable, but glory is only for the chosen.

    2023ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    An Amazing Wizard — Steam game cover

    An Amazing Wizard

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action and Indie with GetsuFumaDen: Undying Moon.

    An Amazing Wizard is a 2D fast-paced metroidvania-inspired spell-slinging roguelike where you'll create spells. Master 7 elements and merge 120 unique spells in any order to create endless possibilities. Choose from 250+ perks and 200 artifacts. Collect your lost memories and reclaim true name!

    2025ActionIndieAdventure11.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Windblown — Steam game cover

    Windblown

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action and Indie with GetsuFumaDen: Undying Moon.

    Dash, dive and defy the Vortex. A lightning-fast, 1-3 player co-op roguelite from the crafters of Dead Cells, where every run is a leap into chaos. Absorb the powers of fallen warriors, rebuild their weapons, and WIPE THE FLOOR with anything that gets in the way of a perfect run. 

    2024ActionIndieEarly Access24.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Nightmare: The Lunatic — Steam game cover

    Nightmare: The Lunatic

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action and Indie with GetsuFumaDen: Undying Moon.

    Nightmare: The Lunatic is a parrying action rogue-lite platformer game about escaping a nightmare. Constantly swap between 3 weapons, use special attacks, and avoid and parry enemy attacks. Strengthen yourself by collecting powerful and unique totems.

    2024ActionIndie16.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Dunjungle — Steam game cover

    Dunjungle

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action and Indie with GetsuFumaDen: Undying Moon.

    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
    Until You Fall — Steam game cover

    Until You Fall

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action and Indie with GetsuFumaDen: Undying Moon.

    Fantasy and synthwave collide in this physically active VR sword fighting game. Grow stronger as you battle through an awesome neon environment and strike down magic-infused monstrosities in this hack-and-slash roguelite. Fight. Fall. Rise Again.

    2020ActionIndieAdventure24.99 USDSingle-playerSimilar games →
  9. 9
    Castle of Vania — Steam game cover

    Castle of Vania

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    Invade the castle of the powerful Vampire Vania, face several difficult, exciting and sensual challenges to end this reign of horror and orgies.

    2025ActionAdventure10.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    METAL GEAR SOLID V: THE PHANTOM PAIN — Steam game cover

    METAL GEAR SOLID V: THE PHANTOM PAIN

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    Ushering in a new era for the METAL GEAR franchise with cutting-edge technology powered by the Fox Engine, METAL GEAR SOLID V: The Phantom Pain, will provide players a first-rate gaming experience as they are offered tactical freedom to carry out open-world missions.

    2015ActionAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    METAL GEAR SOLID V: GROUND ZEROES — Steam game cover

    METAL GEAR SOLID V: GROUND ZEROES

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    World-renowned Kojima Productions brings the Metal Gear Solid franchise to Steam with METAL GEAR SOLID V: GROUND ZEROES. Play as the legendary hero Snake and infiltrate a Cuban military base to rescue the hostages. Can you make it out alive?

    2014ActionAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  12. 12
    METAL GEAR SOLID Δ: SNAKE EATER — Steam game cover

    METAL GEAR SOLID Δ: SNAKE EATER

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    A remake of the 2004 game METAL GEAR SOLID 3: SNAKE EATER, with the same gripping story and engrossing world, now with all new graphics and 3D audio that enhance the jungle atmosphere. Get ready for the ultimate survival stealth action experience.

    2025ActionAdventure69.99 USDSingle-playerSimilar games →
  13. 13
    METAL GEAR SOLID 3: Snake Eater - Master Collection Version — Steam game cover

    METAL GEAR SOLID 3: Snake Eater - Master Collection Version

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    Metal Gear Solid 3: Snake Eater is the origin story of Naked Snake and his mentor The Boss and the fifth title in the METAL GEAR series.

    2023Action19.99 USDDeck VerifiedSingle-playerSimilar games →
  14. 14
    METAL GEAR SURVIVE — Steam game cover

    METAL GEAR SURVIVE

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    METAL GEAR SURVIVE builds upon MGSV’s stealth action gameplay with elements of exploration and survival creating a bold new experience. *An internet connection is required to play the game.

    2018ActionStrategyAdventure29.99 USDDeck PlayableSingle-playerSimilar games →
  15. 15
    METAL GEAR SOLID - Master Collection Version — Steam game cover

    METAL GEAR SOLID - Master Collection Version

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    The first 3D title in the METAL GEAR series pioneering a new level of stealth action with live action footage, cinematic cut scenes, and innovative gameplay.

    2023Action19.99 USDDeck PlayableSingle-playerSimilar games →
  16. 16
    METAL GEAR SOLID 2: Sons of Liberty - Master Collection Version — Steam game cover

    METAL GEAR SOLID 2: Sons of Liberty - Master Collection Version

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    The fourth game in the METAL GEAR series: set over two incidents in 2007 and 2009, featuring Solid Snake and Raiden, introducing new stealth gameplay features.

    2023Action19.99 USDDeck VerifiedSingle-playerSimilar games →
  17. 17
    Castlevania Dominus Collection — Steam game cover

    Castlevania Dominus Collection

    Single-player alternative to GetsuFumaDen: Undying Moon — playable solo, no multiplayer required. Shares Action with GetsuFumaDen: Undying Moon.

    Three incredible action adventure games from the Castlevania series have finally returned, for the first time! But wait, there's more! Haunted Castle Revisited, a redesigned version of the very first Castlevania arcade game, makes its debut!

    2024ActionRPG24.99 USDDeck PlayableSingle-playerSimilar games →