Murdoku book cover
The Original Murdoku Book

Murdoku – 80 Murder Mystery Logic Puzzles

A new kind of brain teaser featuring Sudoku-style deduction. Place the suspects on the grid, follow every clue, and reveal who did it.

  • 80 full-color illustrated cases ranging from gentle warm-ups to wicked late-book challenges.
  • Explore unique crime scenes, including a cozy coffee shop, a luxury yacht, an abandoned demolition site and a crowded opera house.
  • Perfect for solo solving, couples, or groups that like arguing over whodunnit.
English (US) English (UK) Spanish Dutch Portuguese (PT) Portuguese (BR) Polish

Start your first case today, find a copy in your region below.

Inside the Book

Every case gives you a lineup of suspects, a full-color crime scene, and a detailed solution at the end.
Here’s what a typical spread looks like.

Sample clues page from Murdoku
A cast of suspects and the victim, each with clues about where they can or can’t be on the grid.
Sample Murdoku grid and suspects
A 9×9 crime scene with rooms and objects, where everyone needs to be placed. In classic sudoku fashion, there's only one person per row and per column.
Sample solution page from Murdoku
Clear, full step-by-step solutions at the back of the book for when a puzzle completely stumps you.

Available Editions & Retailers

Murdoku is available in several languages. Choose your region below to see where you can pick up a copy.
Coming soon: Greek, German, Korean, Finnish, and Slovak editions.

North America English

Published by Union Square & Co.

UK, Ireland, Australia & New Zealand English

Published by Penguin Michael Joseph

Spain & Latin America Spanish

Publicado por Temas de Hoy

Netherlands & Belgium Dutch

Uitgegeven door Lannoo

Portugal Portuguese (PT)

Publicado por Zero a Oito

Brazil Portuguese (BR)

Publicado por Sextante

Poland Polish

Wydawnictwo Bukowy Las
Next in the Series

Murdoku: Back in Time

Releases May 12, 2026.

In Back in Time, your investigations jump across five different eras: You’ll explore Stone Age camps, step into bustling Medieval taverns, uncover secrets inside Ancient Egyptian temples, interrogate pirates during the Golden Age of Piracy, and track outlaws across the Wild West. Same deduction system, new timelines and locations to untangle.

  • New twists, same core system. Brand-new cases that build on the original Murdoku rules.
  • Even richer art. More detailed scenes, more objects and more visual clues packed into each grid.
  • Jump in with Book 2. Designed so you can start here even if you haven’t played Book 1.
Stone Age Medieval Ancient Egypt Golden Age of piracy Wild West
Murdoku: Back in Time cover preview Back in Time lands on May 12, 2026.

Pre-order now: