Here you stand on the threshold of greatness. But to solve these cranium-crushers, you must call upon esoteric techniques like XYZ-wings, swordfish, extended Gordian rectangles, and more. Are you black-belt material? There's only one way to find out!
Ninja Assassin Sudoku: Black Belt
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Book Details
Author(s)Frank Longo
PublisherPuzzlewright
ISBN / ASIN1402799543
ISBN-139781402799549
AvailabilityUsually ships in 24 hours
Sales Rank410,864
MarketplaceUnited States 🇺🇸