Logic Masters Deutschland e.V.

- Normal sudoku rules apply.
- Along an arrow, digits must sum to the digit in that arrow's circled endpoint. These digits may repeat as allowed by other rules.
- Along a thermometer, digits must increase from the bulb end.
- Purple lines are renban lines, and must contain unique consecutive digits.
- Green lines are german whispers. Adjoining digits along these lines must have a difference of at least 5.

f-puzzles: f-puzzles