Disjoint Mechanic
- Killer cages
- Kropki dots
- Arrows
- Odd and even cells
The brief
Normal Sudoku rules apply.
Disjoint Set: Digits must not repeat at corresponding box positions.
The digits in a cage must sum to the number printed in its corner.
The digits along each arrow must sum to the digit in the circled cell. Digits may repeat along an arrow if other rules apply.
A white dot between cells indicates cells with consecutive values. Not all dots are shown.
Cells with a filled square must be even.