Kriss Kross
Kriss Kross is an entire magazine created by studiogiochi for Sudoku s.r.l.
For the same publisher studiogiochi realized also Grandi Sudoku, Logika, Mai Quattro, Mese Sudoku, Settimana Sudoku, Sudoku Varianti, 1,2,3... Sudoku, Sudoku & Cruciverba.
The front page of n.1 and some pages as an example:
Our puzzles on Kriss Kross