Normal sudoku rules apply.
For each line, digits on the line have an equal sum N within each 3x3 box it passes through. If a line passes through the same box more than once, each individual segment of such a line within that box sums to N separately.
Try Equal Sum Lines on your choice of:
Solution code: Column 1, followed by row 8.
on 7. December 2022, 02:30 by kuraban
update
on 7. July 2022, 06:01 by DiMono
Very clever break-in. I enjoyed this a lot.
on 13. June 2022, 17:30 by Playmaker6174
Tricky, but very enjoyable and fun solve :)
on 18. May 2022, 22:12 by kuraban
Corrected typo in solution code.