Logic Masters Deutschland e.V.

Although symmetry can sometimes be tedious, I think you’ll find this puzzle more dynamic than it may look! Difficulty estimated at 3-4 stars. Enjoy!

Rules:

Normal Sudoku: Place the digits 1 to 9 in every row, column, and 3x3 box.

• Note: The 3x3 box lines have been removed. It may be helpful to shade the different 3x3 boxes.

Cavern Crawl: Orthogonally adjacent digits must have a difference of 3 or less, except when separated by a wall (thick black line)—digits separated by a wall may have any difference.

White Kropki: Digits joined by a white dot are consecutive. Not all dots are given.

Killer Squares: Digits joined by a white square sum to 11. Not all squares are given.

Solve Online

• SudokuPad (I could not get solution check to work for some reason—will update this link if I find a fix)