GetsuFumaDen: Undying Moon combines intense roguelike hack-and-slash action with a stunning dark fantasy world, brought to life through the stroke of traditional Japanese art.
As the chosen leader and guardian of the land of the living, wield the otherworldy arsenal and powers of the Getsu clan as you overcome multiple "Death" and descend deeper into the depths of Hell to eradicate the source of the cataclysm.
Distinct Ukiyo-e Inspired Visuals
Inspired by the Japanese ukiyo-e art style, the world of GetsuFumaDen is as beautiful as it is deadly.
Vibrant, dynamic 2D animations bring the artistic world to life.
Brutal, Larger than Life Boss Battles
A reanimated demon lord, a colossal centipede, and a five-headed hydra are only some of the myriad massive and fearsome monsters and yokai standing in your way.
Defend yourself against their relentless onslaught and emerge victorious to descend deeper into the depths of Hell.
Dynamic, Weapon-Based Combat.
Master the rythmn of intense sword fighting action: pacing and timings of movements are inspired by Japanese martial arts.
Utilize the unique special moves of a wide range of weapon types including katanas, battle umbrellas and spears to outsmart your enemies.
Authentic Roguelike Action
While death is not the end, the world of Hell lives and breathes, presenting new map layouts and challenges to overcome with each attempt.
Permanent upgrades, customizable weapons, and variable level progression provide new opportunities and challenges for every run.
Immersive Weapon Enhancement System
The crafting process gives you complete control over the ability to collect, enhance and unlock abilities of main and sub weapons.
Unlock enhancements to your favorite weapons at each run, and get back in the action!
Soul Devour Power-Up System
Collect souls during each descent to power up in real time.
Utilize the unique power-up system to dynamically and strategically select enhancements.
Login or register at the official Steam Website and download Steam client
Install and start application, login with your Account name and Password
Click the Games Menu.
Choose Activate a Product on Steam...
Follow the onscreen instructions to complete the process
After the successful code verification, go to the "MY GAMES" tab and start downloading.
News & Updates
2025-12-16
Double Up on Christmas Deals with YUPLAY
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As the holiday season is already nearly here, we prepared a special Christmas Giveaway that would let you test your gaming IQ with YUPLAY and win some awesome prizes while doing it! Make sure to regularly check and follow our YUPLAY X profile in order to be in the know about any possible chances to participate and enter the Christmas Giveaway in a timely manner. Are you up to the challenge and ready to guess some great gaming titles?
This game does not default to external Bluetooth/USB controllers on Deck, and may require manually switching the active controller via the Quick Access Menu
All functionality is accessible when using the default controller configuration
This game shows Steam Deck controller icons
In-game interface text is legible on Steam Deck
This game's default graphics configuration performs well on Steam Deck
