Midoku

Midoku

Rules:

  • Classic Sudoku:

    Every row, column and 3x3 box must contain every number from 1 to 9.

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  • Region Sum Lines:

    Box borders divide a blue line into multiple segments which have the same sum. Different lines may have different sums.

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  • Entropic Lines:

    Every sequential group of 3 cells on a peach line must have a low digit {1,2,3}, a medium digit {4,5,6}, and a high digit {7,8,9}.

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  • Palindrome Lines:

    Digits along a grey line read the same backwards and forwards.

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  • Kropki:

    Digits separated by a white dot are consecutive; digits separated by a black dot have a 1:2 ratio.

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Play it online in SudokuPad.

This puzzle is also on Logic Masters Germany.