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Standard 9x9 sudoku rules apply. Antiknight: Any two cells separated by a knight's move in chess cannot contain the same digit. Nonconsecutive: Any two orthogonally adjacent cells cannot contain consecutive digits. Killer Cages: Digits in a cage may not repeat and must sum to the number in the top left corner of that cage.
Killer Knights
By addie
Standard 9x9 sudoku rules apply. Antiknight: Any two cells separated by a knight's move in chess cannot contain the same digit. Nonconsecutive: Any two orthogonally adjacent cells cannot contain consecutive digits. Killer Cages: Digits in a cage may not repeat and must sum to the number in the top left corner of that cage.