Standard sudoku: in each row, column, and 3x3 region, each digit 1-9 appears exactly once.
Killer: In cages, digits do not repeat and sum to number in the top left corner.
Solution code: Row 1, Left to Right
yesterday, 17:40 by Bourinas
Really liked this puzzle ! The coloring is very satisfying :)
on 9. October 2025, 14:22 by wilsig
Nice! Using letters rather 2*
on 8. October 2025, 17:54 by Ambrose
Very smooth, well-executed concept!
on 8. October 2025, 15:04 by EmX68
Fun puzzle!