The Return of Crystallization
- Kropki dots
- XV and number dots
The brief
Normal Sudoku rules apply. Pink pills are the sum of the two pills (or circles) below them. Pills are read from left to right. 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 X are shown.