Diabolical Sudoku #460372 | Peak Sudoku

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81 leftNo cell selected

Puzzle: #460372
Difficulty: Diabolical(94/100)SE 7.1
Clues: 28
Symmetry: 180° rotational

1–9 writes into the selected cells.

Techniques in this puzzle7

Naked Single×14 Hidden Single×5 Pointing Pair×2 Naked Pair×1 Skyscraper×1 W-Wing×1 ALS Chain×3

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Diabolical Sudoku #460372 | Peak Sudoku