Unknown Origins x4
- Kropki dots
- XV and number dots
- Arrows
The brief
Normal Sudoku rules apply.
ARROWS- Numbers on arrows sum to the number in the arrow's pill. Pills are read from left to right or top to bottom.
KROPKI PAIRS- Numbers with a black dot between them are in a ratio of 2:1.
XV PAIRS- Numbers with an X between them sum to 10. Not all possible dots and Xs are given.