Sudoku Dungeon is a turn-based fantasy tactical puzzle game mixing 9x9 Sudoku logic with dungeon crawling combat. Manage hero abilities, enemy abilities, and more as you navigate through an 80-puzzle campaign. In Challenge Mode experiment with your own team compositions and optimize your solutions.

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Planned Release Date: Q1 2026

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About This Game

Sudoku Dungeon is a fantasy tactical puzzle game where every battle is a Sudoku.

Each 9x9 grid is filled with enemies valued 1–9, and—just like a classic Sudoku—each number appears only once per row, column, and box. Your heroes can only defeat specific enemies based on unique rules. The Barbarian can only strike increasingly challenging foes; the Scout can clear fog when defeating an opponent; the Paladin smites enemies that do not conform to the rules of Sudoku; the Wizard (and his colleagues) creates fireballs that explode in Pentomino shapes; and more. With 25 characters, you'll craft ever-changing tactical solutions for each encounter.

Your role as Tactical Co-ordinator is simple in theory and devilishly tricky in practice:

Clear every enemy on the grid, use minimal energy and collect the loot.

Across 80 handcrafted puzzles, you'll confront five enemy factions, each escalating the challenge: Goblinoids, Undead, Beasts, Demons, and the enigmatic Elementals. Every biome ends in a boss battle that bends the rules in surprising ways. In each campaign mode puzzle, you are given a set group of heroes with limited energy. Many enemies have their own special rules which alter how you'll have to approach defeating them. Beat them all to help the Guild get to the bottom of the nefarious Enclave, vanquish whoever is behind their evil machinations and save the day!

Complete episodes to unlock heroes for Challenge Mode, where you can replay any puzzle you've beaten in the campaign now with your whole roster. Experiment with party synergy, and chase perfect-score solutions. Then see how you've done against other players in challenge mode score leaderboards.

Features

– Tactical puzzle gameplay built on Sudoku constraints

– 25 heroes with a variety of abilities.

– 80-level story campaign with handcrafted encounters

– 5 themed biomes, 45 enemy types, and 5 bosses

– Challenge Mode for open-team replayability and score optimisation

Sudoku Dungeon rewards logic, creativity, and clever routing — the perfect blend of brain-teaser and tactical adventure.

AI Generated Content Disclosure

The developers describe how their game uses AI Generated Content like this:

All in-game art was created by real human artists.

The AI tool Cursor (a programming IDE) was used to help with developing the code for the game itself.

The initial background of the icon used for the game was generated using AI tools.

Mature Content Description

The developers describe the content like this:

Sudoku Dungeon depicts a fantasy conflict that frequently involves cartoonish violence where heroic characters defeat various enemies, and they themselves might be defeated by vampires draining their blood, or a skeleton shooting them with a bow.

It also contains a sometimes bleak story about magical corruption, danger and threat.

System Requirements

Windows
SteamOS + Linux
    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows® 11 64bit
    • Processor: Intel® Core™ i7-9700 (or equivalent)
    • Memory: 16 GB RAM
    • Graphics: NVIDIA® GeForce® GTX 1080 Ti (or equivalent)
    • DirectX: Version 12
    • Storage: 1 GB available space
    • Sound Card: DirectX Compatible
    • Additional Notes: Lower-spec devices may work, but have not been tested.
    Recommended:
    • Requires a 64-bit processor and operating system
    Minimum:
    • OS: SteamOS 3.0 or Ubuntu 20.04+
    • Processor: Quad-core CPU (Zen 2 or equivalent)
    • Memory: 8 GB RAM
    • Graphics: AMD RDNA 2 / Vulkan-capable GPU
    • Storage: 1 GB available space
    • Additional Notes: Playable on Steam Deck
    Recommended:
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