Sudoku X - MIX, vol. 1

Explore an unforgettable challenge with Sudoku X - MIX, Vol. 1! This magazine features 504 medium and hard puzzles, perfect for Sudoku enthusiasts looking for a mix of complexity. With 300 medium-level puzzles and 204 hard-level puzzles, this volume will put your solving skills to the test. Ideal for relaxation or a mental workout, Sudoku X - MIX provides hours of logical fun.
Sudoku X - level 3 & 4 (  3 & 4 of 6 )  
 
Total grids: 504  
-  medium level -300 grids 
-  hard level: 204  grids 
 
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Rules:   
Fill in the grid with numbers from 1 to 9 so that on each row, on each column, on the two diagonals and 3x3 blocks, numbers not to repeat. 
 
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