Broken Snow Shovel
- Killer cages
- Kropki dots
- Region sum lines
- Whisper lines
- Palindromes
- Odd and even cells
The brief
Normal sudoku rules apply.
Grey lines are palindromes, they read the same in both directions.
Adjacent digits along green lines differ by at least 5.
Digits along blue lines have an equal sum N within each box the line passes through.
Digits in cages sum to the clue in the top left corner.
Digits separated by a white dot are consecutive. Digits separated by a black dot have a 2:1 ratio. Not all such dots are shown.
Digits in grey circles are odd.