Logic Masters Deutschland e.V.

Normal sudoku rules apply: Place the digits 1 to 9 once each in every row, column and 3x3 box.

Killer cages: Digits in a cage sum to the number in the corner of that cage.

Kropki: Digits separated by the black dot are in a 1:2 ratio.

Whispers: Digits on the bright orange line have a difference of at least 4.
Digits on the beige line have a difference of at least 3.

Modular line: Groups of three digits on the pink line must all be different modulo 3.

Note that r8c8 is on the pink line, and r2c5 is not on the orange line.

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