Normal Sudoku rules apply.
Renban line: digits on a purple line must form a set of consecutive digits in any order. The digits may not repeat on the Renban line.
German Whisper lines: neighboring digits on a green line must have a difference of at least 5
Nabner lines: two digits that share a yellow line must have a difference of at least 2. For example, if one such line contains a 4, the digits 3/4/5 cannot appear elsewhere on that line.
Killer cages: Digits in cages may not repeat and must sum to the digit given in the corner (if given).
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Links to puzzle:
f-puzzles
CTC