3-cell killer cage summing to 15
8 combinations.
- Always present
- No digit is forced into this cage.
- Never present
- Every digit can appear in this cage.
Valid digit combinations
- 159
- 168
- 249
- 258
- 267
- 348
- 357
- 456
How to use this in play
8 digit sets sum to 15 across 3 cells. Without other constraints this cage is loose; the value comes from pairing it with the cage's row, column, or box context — every digit ruled out elsewhere narrows which combinations remain.