Normal Sudoku rules apply:Each row, column, and 3x3 box must contain the numbers 1-9 once.
XV rules:Cells joined by an X or V must sum to 10 (X) or 5 (V).
Kropki rules:If two adjacent cells are separated by a white dot, the difference between their values must be exactly 1.If two adjacent cells are separated by a black dot, one value must be exactly double the other.
Arrows:Numbers along an arrow sum to the number shown in the circled cells.
Solution code: row 5 from left to right
on 12. July 2026, 08:39 by Onkel_Dagobert
A fun puzzle, thank you for sharing. Took me 18 minutes while eating breakfast, so 1* definitely right for me.
on 12. July 2026, 06:00 by rocky
if i could give 1.5 stars i would - if you're a new solver who doesn't recognize some of the patterns this is a 2 star. love the symmetry and the logic. very well set.
on 12. July 2026, 01:33 by thegeologist
Really good, thanks.
| Difficulty: | ![]() |
| Rating: | 92 % |
| Solved: | 126 times |
| Observed: | 0 times |
| ID: | 000TOG |