Logic Masters Deutschland e.V.

• Normal 8x8 sudoku rules apply:
  In every row, column and in every irregular box the digits from 1 to 8 have to appear atleast once.
• Killer cages:
  Digits in cages must sum to the number in the top-left corner and cannot repeat.
• Difference Kropki dots:
  Cells with a white kropi dot between them are consecutive.
• Ratio kropki dots:
  Cells with a black dot between them are in a ratio of 1 to 2. Wich means you have the following posibilities, 1-2, 2-4, 4-8 and 3-6.

Play the puzzle here:

Play in Sirxemic’s Sudokumaker or in Sven's Sudokupad.