9 Rules
(Published on 18. June 2026, 21:07 by alarark50)
This is my first puzzle! I think it turned out to be a nice introductory puzzle for some of the most common variants. Looking forward to knowing what the solvers think about it :)
Click here for the video solution by Logic Lemur Gaming
Normal 9x9 sudoku rules apply.
German Whisper Lines: Along a green line, two adjacent digits must have a difference of at least 5.
Dutch Whisper Lines: Along an orange line, two adjacent digits must have a difference of at least 4.
Minimum/Maximum: Digits in cells with four arrows facing inward are smaller than all orthogonally connected digits. Digits in cells with four arrows facing outward are greater than all orthogonally connected digits.
Killer Cages: The digits in cages add up to the number in the upper left corner of the cage.
Kropki Dots: A white dot separates two digits that are consecutive. A black dot separates two digits such that one is twice the other.
Arrows: Digits along an arrow must add up to the total in the attached circle.
Even/Odd: Digits in a cell with a grey square are even.
Palindrome: The grey line reads the same way from both ends.
Same Parity Line: Digits along the turquoise line share the same parity.
Link to SudokuPad:
Sudokupad

Solution code: Please enter column 8 from the top down.
Last changed on on 24. June 2026, 18:14
Solved by naggy, L00ping007, richardkchapman, maniacaljackal, sparkymanu, BULL-TT, thedeanster, Fisherman, fergus, ebulku, carpet_stick, 99%Sneaky, metacom, dskaff, superkinkel, Mozart40, flaemmchen, Dr4gonWu, ... Ceramics-Quintet6, imagle, david.woitkowski, ManniMensen, Uhu, aneilmac, trubiso, timww572, Thibaa, amchap, Frank Puzzles, finger, Jorava, W1n5t0n, Kirra, Nillivar, Raistlen, ggwp, Megalobrainiac
Comments
on 21. July 2026, 20:03 by amchap
That was good. Thanks for sharing.
Last changed on 30. June 2026, 21:16on 28. June 2026, 17:13 by Inge
Nice puzzle. Thank ypu
>Thanks!
on 24. June 2026, 18:14 by alarark50
fixed link
on 24. June 2026, 18:12 by alarark50
added link to video solution
Last changed on 21. June 2026, 17:24on 21. June 2026, 13:31 by phs
Great 1st composition. Thanks for sharing. Keep them coming.
>Thanks!
Last changed on 19. June 2026, 16:54on 19. June 2026, 13:37 by Blackophelia
Lovely! Thanks :)
>Thanks Blackophelia!
Last changed on 19. June 2026, 11:43on 19. June 2026, 02:42 by 99%Sneaky
Oh hey I just saw that this is your first puzzle, nice one! A good little snack, looking forward to more my friend!
>Hello 99%Sneaky, thanks a lot for the nice comment :) Love your puzzles
on 18. June 2026, 21:57 by alarark50
added variant
on 18. June 2026, 21:56 by alarark50
added variant
on 18. June 2026, 21:54 by alarark50
added variant
on 18. June 2026, 21:27 by alarark50
added sudokupad link
on 18. June 2026, 21:24 by alarark50
added sudokupad link
on 18. June 2026, 21:13 by alarark50
changed a word in my personal message