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Demonic Mahjong

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94% | Very Positive
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£14.29
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About Demonic Mahjong

About this game

Demonic Mahjong is a Roguelike deckbuilding game inspired by the timeless mechanics of Mahjong. Masterfully use the tiles in your hand to craft powerful combinations, reach staggering high scores, and develop strategies that are uniquely your own!

It’s Mahjong, also not Mahjong,you can enjoy it without knowing how to play mahjong!

  • Scoring follows basic Mahjong rules, so if you know how to play Mahjong, you’re already halfway there!

  • Roguelike gameplay is seamlessly integrated into the Mahjong foundation. Find your best strategy to win big!

  • It’s not just about getting high scores; the key is to find a way to defeat the boss!

Deep Deck-Building Strategy:

  • 100 unique spirit allies, each capable of helping you form distinctive strategies or completely changing your core gameplay.

  • 100 relics provide powerful buffs and permanent growth throughout your journey.

  • 35 offerings grant special abilities, allowing you to manipulate your hand/deck and even improve your "luck."

  • 17 tile spirits and 12 tile variants enhance your Mahjong tiles, enabling you to unleash even more powerful effects.

Build Your Ultimate Underworld Team:

  • Each character has their own unique ​​[Active Skill]​​ and ​​[Passive Skill]​.

  • Build powerful tile combinations around characters to form unique strategies and core gameplay styles.

  • Every character can upgrade their skill levels, and a character affinity system is also planned!

Navigate to the deepest underworld by carefully choosing your path!

How about a cup of Forgetful Tea at Granny Meng’s Tea House? Or maybe helping a shy ghost with her request?

  • 10 regular events and 90 special events make every Mahjong journey full of surprises.

  • Your actions and choices in these events will have a significant impact on the subsequent battles.

Diverse Boss Battles:

Accompanying you on each journey through the underworld are 24 unique bosses, including Granny Meng, Ox-Head and Horse-Face, and the Four Judges.

  • Each boss has their own active and passive skills. Study them to find your path to victory!

  • Whether you lose to them or defeat them, special animations will celebrate the moment! (≧▽≦)

Game Details

Platform:
steam
Release Date:
July 15, 2025
Developer:
Boxed Lighting Games
Publishers:
Omegames Studio
NPC Entertainment
Supported Languages:
English
Steam Deck Support:
Steam Machine Support:
SteamOS Support:
Genres:
Strategy
Card Game

Roguelike

Tabletop

Casual

Deckbuilding

Roguelike Deckbuilder
Themes:
Relaxing
Funny

Anime

Fantasy

Comedy

Cartoon
Play Styles:
3D
Singleplayer
Features:
Singleplayer
Steam achievements

Steam cloud

Family sharing

Product Requirements

Minimum:

  • Requires a 64-bit processor and operating system
  • OS: Windows 10
  • Processor: AMD Ryzen 5 5600X 6-Core Processor
  • Memory: 8 GB RAM
  • Graphics: Nvidia GTX 1660 Ti
  • Network: Broadband Internet connection
  • Storage: 4 GB available space

Recommended:

  • Requires a 64-bit processor and operating system

Product Requirements

Minimum:

  • OS: Mac Monterey
  • Processor: Dual Core 2 GHz
  • Memory: 8 GB RAM
  • Storage: 8 GB available space

Recommended:

    User Ratings & Reviews

    All our customer reviews are open and honest. We publish all reviews that are relevant and follow our guidelines.

    User Rating

    Average score from 1 ratings
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    Frequently Asked Questions

    Yes, Demonic Mahjong is not fully Steam Deck Verified but the publisher says it is "Playable" on Steam Deck. Valve’s testing indicates that Demonic Mahjong is Playable on Steam Deck. This game is functional on Steam Deck, but might require extra effort to interact with or configure.
    • All functionality is accessible when using the default controller configuration
    • This game's default graphics configuration performs well on Steam Deck
    • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
    • Entering some text requires manually invoking the on-screen keyboard
    • Some in-game text is small and may be difficult to read
    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10
    • Processor: AMD Ryzen 5 5600X 6-Core Processor
    • Memory: 8 GB RAM
    • Graphics: Nvidia GTX 1660 Ti
    • Network: Broadband Internet connection
    • Storage: 4 GB available space
    Recommended:
    • Requires a 64-bit processor and operating system
    Minimum:
    • OS: Mac Monterey
    • Processor: Dual Core 2 GHz
    • Memory: 8 GB RAM
    • Storage: 8 GB available space
    Recommended:
      Demonic Mahjong was released on July 15, 2025
      Yes, Demonic Mahjong supports MacOS.
      Demonic Mahjong is published by Omegames Studio and NPC Entertainment
      Demonic Mahjong was developed by Boxed Lighting Games
      Fanatical users tagged Demonic Mahjong as Strategy, Card Game, Roguelike, and Tabletop
      Fanatical users tagged Demonic Mahjong as Relaxing, Funny, Anime, and Fantasy
      Yes, Fanatical users tagged Demonic Mahjong as Strategy
      Yes, Fanatical users tagged Demonic Mahjong as Card Game
      Yes, Fanatical users tagged Demonic Mahjong as Roguelike

      Less than 1% of orders are flagged for manual authorization. This process can take up to one working day, but orders are normally reviewed within a few hours.