LM4×4Mr Toffee
Mr Toffee has 2 puzzles in the Variant Sudoku catalog, most often with Thermo and Slow Thermo. Every puzzle below links to its original home, so the setter gets the credit and the traffic.
Puzzles here21 are 4×4
First puzzle2025Penguin Colony
Latest puzzleDec 2025Quaver (4x4)
Logic Masters solves939Average rating 82%
On Variant Sudoku
Favourite rules
Puzzles by Mr Toffee
Newest first. “Play here” opens the puzzle in Variant Sudoku, loaded live from the setter’s own link.
LM4×4
LMPenguin Colony
Is this you? Send a correction, ask for a feature, or have your puzzles taken out of the catalog.Contact us