Expert St. Patricks Day Sudoku

Happy St. Pattys Day! Toast with your green beer and break into that boiled cabbage because its a celebration! You have mastered Easy, Medium, and Hard St. Patricks Day Sudoku! Now you are an expert sudoku player and expert sudoku players that love St. Patricks Day play none other than Expert St. Patricks Day Sudoku! Expert St. Patricks Day Sudoku is really tough! This is where the big leprechauns come to play! (If there were big leprechauns!)