Logic Masters Deutschland e.V.

Normal Sudoku Rules Apply.

Renban Lines: Digits on a purple Renban line must be a set of consecutive non-repeating digits, not necessarily in order.

Whispers Lines: Neighbouring digits along a green Whispers line must have a difference if at least 5.

Region Sum: Cells on a blue region sum line are divided when the line crosses a boundary between boxes. Each region on the line must sum to the same value.

Quadruple: Numbers in a white circle must appear in the surrounding cells.

Palindrome lines: grey Palindrome lines must contain a sequence of numbers that is read the same forwards and backwards.

Diagonals: Digits cannot repeat across the thin black lines on the diagonals of the grid.

Solve on CTC