Normal sudoku rules apply: place the digits 1 to 9 in every row, column, and 3x3 box.
Anti-knight: Cells separated by a knight's move (in chess) may not contain the same digit.
Thermometers: Digits along a grey thermometer strictly increase from the bulb.
German whispers: Adjacent digits along a green line differ by at least 5.
Crescendos: Along an amber line, the differences between adjacent digits strictly increase from the bulb to the tip. The digits themselves may rise or fall, and may repeat if permitted by the other rules.
Killer: Digits in a cage sum to the small clue in the cage's top-left corner. Digits may not repeat within a cage.
Solve online in SudokuPad.
Solution code: Row 2 (9 digits)
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