Logic Masters Deutschland e.V.

Puzzle rules:

• Normal sudoku rules apply.
• Renban lines: Every pink line contains a set of consecutive digits in any order, without repeats.
• Entropic line: Every 3 consecutive cells along the red line must contain a low digit (1,2,3), middle digit (4,5,6) and high digit (7,8,9).
• Killer cage: Digits in the cage must sum to the number in the top-left corner.
• Black Kropki dots: Cells joined by a black dot must have a ratio of 1:2.
• German whisper: Two cells connected by the green line must have a difference of at least 5.
• Thermometer: Numbers on the thermometer strictly increase as they move away from the bulb.
• Double arrow: The sum of the digits along the double arrow line is equal to the sum of the digits in the circles at the ends of the line.
• Quadruples: Every digit in a circle has to be assigned to one of the surrounding cells.
• White Kropki dots: Cells joined by a white dot must be consecutive.