5-cell killer cage summing to 20
6 combinations.
- Always present
- No digit is forced into this cage.
- Never present
- Every digit can appear in this cage.
Valid digit combinations
- 12359
- 12368
- 12458
- 12467
- 13457
- 23456
How to use this in play
6 digit sets sum to 20 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.