Logic Masters Deutschland e.V.

Link to the puzzle: Käfigwürfel on SudokuPad


RULES:

Normal Sudoku rules apply.

Renban Lines: Digits on a purple Renban line must be a set of consecutive, non-repeating digits (in any order).

Palindromes: Digits on a grey Palindrome line must be the same read backwards and forwards.
!!The Renban Line from R7C4-R7C7 runs over the Palindrome from R7C3-R3C7!!

Region sum lines: For each blue line, digits on that line have an equal sum within each box it passes through.

German Whispers: On the green line the difference between two adjacent numbers is at least 5.

Kropki dots: Digits separated by a black dot must be in a 1:2 ratio. Digits separated by a white dot must be consecutive.

Killer Cages: Within a cage, digits don't repeat and they must sum to the small number written in the top left of that cage (if given).

Even/Odd: Cells with gray squares must contain even numbers (2, 4, 6, 8).