Dislocated Strands
- Killer cages
- Kropki dots
- Odd and even cells
The brief
- Normal Sudoku rules apply.
- Disjoint Set: Digits must not repeat at corresponding box positions.
- Killer cages: Digits in a cage do not repeat and sum to the clue in the top left.
- A black dot between cells indicates cell values with a 2:1 ratio. A white dot between cells indicates cells with consecutive values. Not all dots are shown..
- Cells with a filled circle must be odd.
- Cells with a filled square must be even.