Rules:
Sudoku:Place the digits 1-9 once each in every row, column, and 3x3 box.
Evens: Cells with a grey square will contain an even digit.
Kropki Sum Line: Along a grey line, diamonds separate the line into segments. Each segment has a value equal to the sum of its digits. Segments separated by a white diamond have consecutive values. Segments separated by a black diamond have values in a 2:1 ratio. Digits may repeat within a segment.
Mad Fold-In: If the cells between the dashed columns are removed, all clues fold into valid clues in the resulting 4x9 grid.
Click the puzzle to play, or click here for a multigrid version!
Solution code: Row 8
on 18. November 2025, 23:22 by mezeji
a ton of deductions.
great puzzle
on 17. November 2025, 21:15 by War
Great fun! I have been loving the fold in series! Thanks for setting
on 15. November 2025, 22:26 by IrishDevil
Holy cow, that was fun! I'm amazed this puzzle hasn't been picked up by more people
| Difficulty: | ![]() |
| Rating: | 88 % |
| Solved: | 12 times |
| Observed: | 0 times |
| ID: | 000Q52 |
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