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Demonic Mahjong

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!

Steam Page
Release
July 15, 2025
1 year and 18 days ago
Steam Reviews
Overwhelmingly Positive5,444 reviews95.9%

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Updated: Jul 13, 2026Developer scaleThe operating scale of the game's developer.
Updated: Jul 13, 2026Publisher scaleThe operating scale of the game's publisher.
The publisher meets the large-publisher threshold through its catalog and developer network.
Search Google: Is Demonic Mahjong self-published or published by Omegames Studio and NPC Entertainment?Publisher statusHow the game's publishing relationship is classified.
Search Google: How is Demonic Mahjong and Omegames Studio and NPC Entertainment funded?FundingThe known source of funding behind the game.
Search Google: Who controls the creative direction and IP for Demonic Mahjong and Boxed Lighting Games?Creative controlWho appears to retain creative control of the game.
Updated: Jul 13, 2026Release statusWhether and how the game has been released.
The game was released through a separate publisher.

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About the Game

Welcome to join our game discord community:

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! (≧▽≦)