Logic Masters Deutschland e.V.

I wanted to name this puzzle after a tree species, but it turns out that there are very few that have leaves of this shape!

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Rules:

- Normal Sudoku rules apply.

- Dutch Whispers - neighboring digits on an orange Dutch Whisper line must differ in value by at least 4.

- Modular - each set of three consecutive digits on a hollow teal modular line must have a digit from each of the following sets - [1,4,7], [2,5,8] and [3,6,9].

- Ratio Kropki - digits separated by a black Kropki dot have a 2:1 ratio. No negative constraint.

- X pairs - digits separated by X sum to 10. No negative constraint.

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Sudokupad

Puzzle: