Logic Masters Deutschland e.V.

Antiking: Any two cells separated by a king’s move in chess cannot contain the same digit.

Region Sums: Box borders divide a blue line into segments that have the same sum. Different lines may have different sums. If one line enters the same box multiple times, treat each segment separately.

Solve on Sudokupad

Note/Hint: I personally like using bifurcation when solving, but I know a lot of people don't, so I specifically made this puzzle to not need any bifurcation whatsoever! Let me know how you like it :)