Antiknight
Identical digits cannot be a knight's move apart.
Region Sum Lines
Box borders divide a blue line into segments with the same sum.
Link: 
SudokuPad
Solution code: row 9
on 18. September 2025, 05:59 by AdarshN
Fun puzzle! Really lovely ideas for the break-in, and smooth and fair all the way through 
on 15. September 2025, 20:25 by AngusWBA
Great puzzle, thanks Florian!
on 15. September 2025, 19:15 by Snookerfan
Very nice smooth puzzle with some really cool steps. Thank you
on 15. September 2025, 15:59 by Zibl
Lovely puzzle! Thank you!
on 15. September 2025, 09:52 by Wuschel
Very nice and smooth. Thanks!
on 15. September 2025, 07:37 by juddimal
Very nice, love the anti-knight
on 14. September 2025, 22:15 by RedBarchetta
Very fun, just kept plugging away and it resolved quite nicely.
on 14. September 2025, 19:57 by Florian Wortmann
jetzt auch mit Lösungscode
on 14. September 2025, 19:40 by jalebc
code?
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