Extended Sudoku rules apply: Place the digits 0-9 in each row, column, and box, however there will be one digit in each that does not fit. This digit can vary between rows, columns, and boxes and needs to be determined by the solver.
XV: Digits separated by an X sum to 10, those separated by a V sum to 5. All Xs and Vs have been given.
Region-Sum: Along each blue line, the digits in every box it passes through have the same sum.
Kropki: Digits separated by a black dot must be in a 2:1 ratio.
Previous puzzles form the series:
Solution code: Row 5
today, 13:40 by gadgetgreen
Added credits to The Bard and their XOV series.
on 11. February 2026, 21:40 by AnebodaSlatorp
Fun times!
on 11. February 2026, 01:30 by Jasperrr
That's what I get for skimping the rules.. I completely missed the 0 being a possible digit. Thought I was right on track till I ran into a brick wall. Will have to retry, fun puzzle though!