CTCWichu
Wichu has one puzzle in the Variant Sudoku catalog, most often with Anti-King, Killer and Non-Consecutive. 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 here1All 9×9
First puzzle2026Secret Killer
Latest puzzleMar 2026Secret Killer
On Cracking the Cryptic1video
On Variant Sudoku
Favourite rules
Puzzles by Wichu
Newest first. “Play here” opens the puzzle in Variant Sudoku, loaded live from the setter’s own link.
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