Logic Masters Deutschland e.V.

Normal Sudoku rules apply.
Antiknight : Digits a knight's move apart (in chess) must be different.
Arrows : Digits on an arrow sum to the attached circle. Digits can repeat on arrows if allowed by other rules.
Killer cages : Digits within a cage sum to the small number in the corner.
Palindrome : Digits along a palindrome (gray line) read the same forwards or backwards.
Renban : Digits along each purple renban line must be a set of consecutive digits in any order, and must not repeat.
Thermo : Digits along a thermometer must increase from the bulb end.

F-Puzzle Link :
F-Puzzle link

CTC app Link :
CTC app link