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Build scoring Mahjong hands, reshape your tiles with roguelike upgrades, and face underworld bosses in one-on-one runs.
Released 15 Jul 2025
Build Mahjong Hands
Transform Your Tiles
Stack Score Multipliers
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!
Developed by Boxed Lighting Games · Published by Omegames Studio, NPC Entertainment
Themes from a helpfulness-selected sample of Steam reviews, not the aggregate Steam score.
Demonic Mahjong sends you through the underworld to challenge opponents in a single-player, Mahjong-inspired roguelike. Its tile game is adapted for one-on-one battles, with opponents who bring their own abilities and effects.
Draw and discard tiles to assemble scoring hands, then use character skills and hand-building choices to pursue larger scores. Matches reward different tile patterns, while each character’s abilities encourage distinct approaches.
Choose a route through battles, shops, and events, collecting spirit allies, relics, offerings, and tile enhancements to shape your run. Runs also contribute to lasting progression, including character skill upgrades and other permanent improvements.
Players often describe the tile-building and score-multiplying loop as addictive and satisfying, especially when character abilities and collected items combine into a strong build. Reviewers also praise the range of character playstyles and the soundtrack. Experiences are mixed on how easy the rules are to learn and how balanced or varied builds feel at higher difficulties; some also criticize the English voice acting and game explanations.
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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!
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!
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.
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!
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.
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! (≧▽≦)
| Platforms | Windows, macOS |
|---|---|
| Achievements | 148 |
| Age ratings |
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| Controller required | No |
| DLC / extras | 2 listed on Steam |
| AI disclosure | During the conceptual design and demo stages, the game utilized AI for some creative ideation, and AI was also employed for preliminary creation in certain auxiliary systems such as icons, animations, and special effects. |
| AI disclosure categories |
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