3-cell killer cage summing to 16
8 combinations.
- Always present
- No digit is forced into this cage.
- Never present
- Every digit can appear in this cage.
Valid digit combinations
- 169
- 178
- 259
- 268
- 349
- 358
- 367
- 457
How to use this in play
8 digit sets sum to 16 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.