Sudoku 12x12

Challenge your mind with increasingly difficult puzzles in Sudoku 12x12! Get ready for incredible logical deduction in this game! To begin solving this Sudoku you must first decide on the difficulty, which can be easy, medium, hard, hard, and mixed. Each difficulty mode differs in the number of initial available letters and numbers. The less there are, the harder the game and vice versa, the more there are, the easier the game. Proceed to the game and fill in the empty cells with letters and numbers, following the rules described above.

Look at the highlighted square. The twos that are already in the grid do not allow the "2" to be anywhere else but in the highlighted square. The highlighted square must have the number "2"! Look at the three highlighted cells in this puzzle, you can determine what they all are without having to fill in any part of the puzzle.