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Classic Sudoku: Every row, column and 3x3 box must contain every number from 1 to 9. Renban: All digits along a purple line must form a consecutive sequence (in no specific order). Arrows: Numbers along an arrow sum up to the total in the circled cell. Kropki: Two digits separated by a black dot have a 1:2 ratio.
Renban Chaos
By GiAnMMV
Classic Sudoku: Every row, column and 3x3 box must contain every number from 1 to 9. Renban: All digits along a purple line must form a consecutive sequence (in no specific order). Arrows: Numbers along an arrow sum up to the total in the circled cell. Kropki: Two digits separated by a black dot have a 1:2 ratio.