Logic Masters Deutschland e.V.

Rules:

Sudoku: Normal sudoku rules apply, i.e., each row, column, and 3x3 box must contain digits 1-9 once each.

Thermometer: Digits along the thermometer must increase from the bulb end.

Killer cage: Digits in the cage must sum to the number in the top-left corner and cannot repeat.

German whisper line: Two cells connected by the green German whisper line must have a difference of at least 5.

Renban line: Purple renban line contains a set of consecutive digits in any order without repeats.

Between line: Digits along the between line must be between the digits on the circled ends of the line.

Entropic line: Every 3 consecutive cells along the peach-colored entropic line must contain a low digit (1, 2, 3), a middle digit (4, 5, 6), and a high digit (7, 8, 9).

Parity line: Every pair of consecutive cells along the red parity line must contain an even digit and an odd digit.

Kropki dots: Digits separated by white kropki dots are consecutive. Digits separated by black kropki dots have 1:2 ratio. Not all dots are given.

XV Sums: Digits separated by the X sum to 10. Digits separated by the V sum to 5. Not all Xs and Vs are given.

Arrow: Digits along the arrow sum to the number in the arrow's circle.

Odd: The digit in the cell that contains the orange circle is odd.

Even: The digit in the cell that contains the blue square is even.

Little killer: Digits along the marked diagonal sum to the value indicated outside the grid. (black number)

Sandwich sum: Digits between 1 and 9 in the indicated column must sum to the indicated value. (red number)

Quadruple: Every digit in the white circle must appear in the surrounding cells.

Maximum: The cell with the outward-pointing arrows contains a digit greater than all the digits in the adjacent cells.

Minimum: The cell with the inward-pointing arrows contains a digit less than all the digits in the adjacent cells.