3-modular killer cages
(Published on 23. September 2026, 15:33 by Ollos)
Normal sudoku rules apply.
(Place the digits 1-9 in every row, column and 3x3 box)
3MKC:
Digits inside teal cages must sum to the total given in the top left corner of every cage.
Every set of 3 orthogonally connected cells inside cages must have digits from all three mods (147, 258 and 369).
Digits cannot repeat inside cages.
The fourth puzzle of the series, and the hardest one of the 9!
Solution code: Row 9.
Comments
on 25. September 2026, 15:01 by dkfan9
excellent!! very fun puzzle. really used the arithmetic of killers and the nature of the modular sets very well together
on 24. September 2026, 09:10 by BigHead
This is a wonderful puzzle! This whole series you're doing is excellent, I'm really enjoying every puzzle, thank you!
on 24. September 2026, 00:52 by palletpusher
Excellent puzzle! The solution path felt extremely intentional: always just enough information for one more deduction. I quite enjoyed this, and found it pretty difficult. Thanks, Ollos!
on 23. September 2026, 18:22 by pmays123
Very fun and well set. Thanks for sharing!
