Normal sudoku rules apply.
Cells connected by an X must sum to 10.
Cells connected by an V must sum to 5.
Digits in a cage sum to the number in the top-left corner.
Digits on thermos must increase from the bulb.
Numbers outside of the grid indicates the sum of the digits on the indicated diagonal.
Cells connected by a white dot must be consecutive.
Cells connected by a black dot must be in a 1:2 ratio.
Any constraint type can not have a repeated digit in the puzzle. (if a cage contained a 1, no other cage can contain a 1.)
--------------------------------
Feel free to recommend this puzzle to anyone.
Feel free to take special rules for your own puzzle.
Feel free to give feedback.
Bless you!
---------------------------------
Solution code: give the digits of column 4 (top to bottom)
yesterday, 17:17 by faltenin
Wow, this became much easier once I read the constraints properly and spotted the last one!
on 15. February 2026, 23:34 by BlueToast001
17:25 for me, new to this kind of puzzle, found it a little messy compared to what I'm used to, but still enjoyed it a lot!
on 15. February 2026, 10:47 by xiaoji
Nice break-in!
on 14. February 2026, 23:52 by VitP
now try doing it without phistomefel
on 14. February 2026, 12:07 by Zelfie
Lovely puzzle, thank you!
on 14. February 2026, 07:48 by dawidk
Another great puzzle, Nurgle. Thank you!
on 14. February 2026, 00:09 by knightry
Great puzzle!
I found the break-in to be 1.5* but after that it flowed very smoothly.
on 13. February 2026, 23:23 by GeorgeTheToad2
Love this constraint.
on 13. February 2026, 22:12 by D3M4R
absolutely my favorite series of puzzles and my favorite constraint. 12/10, keep it up Nurgy
on 13. February 2026, 21:38 by RailMan
A very nice puzzle with a very nice concept. Thank you.
on 13. February 2026, 20:17 by Myfyr MJ
Lovely colouring puzzle - 24 minutes.
on 13. February 2026, 17:52 by Fizz
Very fun, thanks a lot!