{"product_id":"9781492709312","title":"Super Samurai Sudoku: 64 overlapping puzzles, 13 grids in 1!","description":"The Original Gattai-13: Master the 13-Grid Quadruple Samurai Sudoku\u003cp\u003eExperience the book that defined a new era of logic puzzles. Released in 2013 as the first of its kind, \u003cb\u003eSuper Samurai Sudoku\u003c\/b\u003e introduced the massive \"Gattai-13\" format-effectively stacking four standard Samurai puzzles into a single, interlocking architectural masterpiece. Authored by Djape, a premier puzzle creator for \u003ci\u003eThe Washington Post\u003c\/i\u003e since 2006, this collection is engineered for those who find standard grids trivial.\u003c\/p\u003e\u003cb\u003eUnprecedented Scale and Complexity\u003c\/b\u003e\u003cp\u003eUnlike standard Samurai puzzles which feature 5 overlapping grids, each puzzle in this volume consists of \u003cb\u003e13 overlapping 9x9 Sudoku sub-puzzles\u003c\/b\u003e. This \"Quad Samurai\" layout creates a relentless logical flow where every number placed in one sub-grid influences the constraints of the next.\u003c\/p\u003e\u003cb\u003eProfessional-Grade Logic Rules: \u003c\/b\u003e\u003cul\u003e \u003cli\u003e\n\u003cb\u003eHuman-Tested Logic: \u003c\/b\u003e Every puzzle is solvable using pure deductive reasoning-guessing is never required.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eOne Solution Guarantee: \u003c\/b\u003e Despite the massive scale, each 13-grid layout is verified to have exactly one unique solution.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eStrategic Depth: \u003c\/b\u003e Individual sub-puzzles may have multiple solutions if solved in isolation, but the interlocked Gattai-13 structure dictates a singular, perfect path to completion.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003eFeatured \"Gift\" Variations: \u003c\/b\u003e\u003cp\u003eThis volume includes four specialized Super Samurai variants to challenge your adaptability: \u003c\/p\u003e\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDiagonal Super Samurai X: \u003c\/b\u003e Features 26 unique diagonals where digits cannot repeat.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eConsecutive \u0026amp; Non-Consecutive: \u003c\/b\u003e Logic dictated by the presence (or strict absence) of adjacent numerical sequences.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eOdd-Even Samurai: \u003c\/b\u003e Shaded and non-shaded cells dictate numerical parity, adding a visual layer to the deduction.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003eOptimized for the Elite Solver: \u003c\/b\u003e\u003cp\u003ePresented in a large-format layout, these 64 puzzles provide a clean, distraction-free environment for extended sessions. From the authoritative \"No Guessing\" rule to the expert advice to avoid starting with the center sub-puzzle, this book is built by a master for those ready to conquer the grid.\u003c\/p\u003e","brand":"CreateSpace Publishing","offers":[{"title":"Default Title","offer_id":42466523381821,"sku":"9781492709312","price":12.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/0838\/9949\/files\/9781492709312_p0.jpg?v=1771571930","url":"https:\/\/www.tatteredcover.mom\/products\/9781492709312","provider":"Tattered Cover","version":"1.0","type":"link"}