Logic Masters Deutschland e.V.

Normal Sudoku rules apply [place the digits 1-9 in every row, column, and 3x3 box]

German Whisper rules apply [adjacent digits along a green line differ by at least 5]

Renban rules apply [purple lines form a set of consecutive, non-repeating digits, in any order]

Killer cage rules [digits in a cage sum to the number on the top left corner of the cage]

Digits do not repeat along the two marked diagonals.

You can play here