Logic Masters Deutschland e.V.

Chaos Construction: Each row, column, and region contains the digits 1–9 exactly once each. A region is an orthogonally connected collection of cells, and regions are to be determined.

Region Rules: The number in the top left cell of a region specifies how many different regions are in the (up to 9) surrounding cells.

Palisade Circles: All palisade circles are in DIFFERENT regions. The number in a circle specifies the number of region borders that cell is touching, including the outside border of the sudoku.

White Kropki: Digits joined by a white dot are consecutive. Cells joined by a white dot are in DIFFERENT regions.

Black Kropki: Digits joined by a black dot have a 1:2 ratio. Cells joined by a black dot are in the SAME region.

Inequality sign: "points" to the smaller digit

An example 6x6 solution is provided below the puzzle if you'd like to see an example of the rules.

Puzzle Link.

Please leave a comment if you enjoyed, and check out my other puzzles!

An example 6x6 solution: