That's ODD!
- Killer cages
- Kropki dots
- XV and number dots
- Negative constraint
- Odd and even cells
The brief
Normal Sudoku rules apply. Numbers with circles highlighted are ODD. Numbers in cages sum to the number in the top left corner of the cage. Numbers with a black dot between them are in a ratio of 1:2. All possible black dots are given. Numbers with an X between them sum to 10. Numbers with a V between them sum to 5. Not all possible X and V are given.