About This Puzzle

This Expert Sudoku requires deep thinking and logic. Simple techniques won't be enough—you'll need to use more advanced strategies.

How to Solve

• Look for X-Wing and Swordfish patterns to eliminate candidates.
• Use structured elimination to narrow down number placements.
• Mistakes become harder to fix, so double-check your logic before filling in numbers.

Who Is It For?

This level is for experienced solvers who are confident with elimination techniques.