Artham
Artham has 9 puzzles in the Variant Sudoku catalog, most often with Kropki, Killer and Region Sum Lines. One was solved on Cracking the Cryptic. Every puzzle below links to its original home, so the setter gets the credit and the traffic.
Puzzles here96 are 9×9
First puzzle2026Say It or Sum It
Latest puzzleOct 2026Shark Attack 6x6
Logic Masters solves102Average rating 95%. Also 1 on CTC
On Variant Sudoku
Favourite rules
Puzzles by Artham
Newest first. “Play here” opens the puzzle in Variant Sudoku, loaded live from the setter’s own link.
Controlled chaos
Sudoku Crossword
The Mustard seed (Blank Grid, 2 Givens)
Fives everywhere!
Killers in the dark
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