Kropki Pairs: Cells separated by a white dot must contain consecutive digits. Cells separated by a black dot must contain digits in a ratio of 1:2. Not all possible dots are given.
Clones: Dominoes of the same color are clones, containing the same digits in the same positions.
f-puzzles: https://f-puzzles.com/?id=y7tt9bd4
CTC: https://tinyurl.com/2w3w7auh
Solution code: Row 9 + Column 2 (18 digits)
on 27. April 2022, 19:08 by PrimeWeasel
Very Nice!
on 17. April 2022, 11:26 by kolot
Very nice puzzle with a clever break-in and some beautiful deductions afterwards.