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- Normal Sudoku - the digits 1-9 must be unique in each row, column and box - German Whispers - Adjacent digits along a green line must differ by at least 5 - Killer Cages - Digits in cages are unique and must sum to the number in the upper left corner of the cage
Jinxed and Stranded
By starchacer
- Normal Sudoku - the digits 1-9 must be unique in each row, column and box - German Whispers - Adjacent digits along a green line must differ by at least 5 - Killer Cages - Digits in cages are unique and must sum to the number in the upper left corner of the cage