Start a fresh board? Your current progress is kept in your playthroughs list.
Standard 9x9 sudoku rules apply. Antiknight: Any two cells separated by a knight's move in chess cannot contain the same digit. Palindromes: Digits along a grey line must read the same forwards and backwards. Quadruples: Digits in white circles must be present at least once in the cells the clue touches. XV: Digits separated by an X sum to 10, those separated by a V sum to 5. All Xs and Vs are given.
Negative 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. Palindromes: Digits along a grey line must read the same forwards and backwards. Quadruples: Digits in white circles must be present at least once in the cells the clue touches. XV: Digits separated by an X sum to 10, those separated by a V sum to 5. All Xs and Vs are given.