The Guardian Killer Sudoku 2. A collection of more than 200 formidable puzzles, Paperback/The Guardian
210 more previously unpublished killer Sudoku puzzles. Publisher: Welbeck Publishing Group Author(s): The Guardian Illustration(s): Approx 200 puzzle artworks Number of pages: 288 Collection: Guardian Puzzle Books Publication date: 2023 Dimensions: 197 x 129 x 20 Cover type: Paperback / softback