Logic Masters Deutschland e.V.

RULES (standard):

Normal Sudoku Rules Apply

Renban - Digits on a purple line must form a set of consecutive digits without repeats, in any order.
Nabner - Any two digits on a single yellow line cannot be consecutive or repeat.
German Whispers - Adjacent digits on a green line must differ by at least 5.
V - Digits separated by a V must sum to 5.
Digits cannot repeat on the marked negative diagonal.