CTCMateo99
Mateo99 has 2 puzzles in the Variant Sudoku catalog, most often with Incomplete Clues, Kropki and Math Operators. 2 were solved on Cracking the Cryptic. Every puzzle below links to its original home, so the setter gets the credit and the traffic.
Puzzles here2All 9×9
First puzzle2026Cantor's Blue!
Latest puzzleJun 2026Red Dead Difference
On Cracking the Cryptic2videos
On Variant Sudoku
Favourite rules
Puzzles by Mateo99
Newest first. “Play here” opens the puzzle in Variant Sudoku, loaded live from the setter’s own link.
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