Logic Masters Deutschland e.V.

Normal sudoku rules apply. Place the digits 1-6 once each in every row, column, and 2x3 box.

Thermometer: digits must strictly increase along each thermometer, starting from the bulb.

Renban: digits along a pink line are a set of consecutive non-repeating digits in any order.

Region sum (blue) lines: box borders divide each blue line into segments. All segments on the same line have the same sum; different lines may have different sums.

Between line: digits on a line between two circles are strictly between the values in those two circles.

Cells connected by an X sum to 10. Cells connected by a V sum to 5. Not all Xs and Vs are given.

Digits may not repeat along marked diagonals.

Solve in VariantDoku (iOS, macOS, Android) or on SudokuPad.