5-cell killer cage summing to 28
9 combinations.
- Always present
- No digit is forced into this cage.
- Never present
- Every digit can appear in this cage.
Valid digit combinations
- 13789
- 14689
- 15679
- 23689
- 24589
- 24679
- 25678
- 34579
- 34678
How to use this in play
9 digit sets sum to 28 across 5 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.