Anti-King Sudoku [KING-5-005P]

Anti-King Sudoku

US, CA; UK, DE, FR, ES, IT, other

Anti-King Sudoku Puzzle Archive

Keep Calm and Solve Sudoku Variants – Volume 2

US, CA; UK, DE, FR, ES, IT, other

1000 Math Logic Puzzles – Collection II

US, CA; UK, DE, FR, ES, IT, other

Puzzles in this book: Calcudoku, Sudoku XV, Vudoku, Mathrax, Sandwich Sudoku, Killer Sudoku, Terra X, Little Unique Killer Sudoku, Frame Sudoku, and Sum Skyscrapers.