Logic Masters Deutschland e.V.

Fog of war sudoku. Mixed rules. Link to puzzle. sudoku. There is a video solution and more puzzles on youtube channel "sudoku spot" video solution. Rules: Normal sudoku rules apply. Black dots separate cells in the ratio 1:2. Cages must sum to the numbers in the top corner of the cage. Numbers cannot repeat in a cage. Cells on pink Renban lines are a group of consecutive numbers in any order on the line. Every digit in a 4-value circle must be assigned to one of the surrounding cells. Green shaded cells must have at least one orthogonally adjacent number that adds to 10 (Negative constraint applies to non green cells).