Platinum Sodoku Nintendo DS

Platinum Sudoku features 20 million Sudoku puzzles (divided into five difficulty levels), over 300 Kakuro puzzles, and several mini-games. The game begins with a tutorial mode, and the full 20 million puzzles will only be available after completing 100 puzzles in Easy, Medium, or Hard mode. Solving all puzzles in Hard mode unlocks Pro mode, and solving all Pro puzzles unlocks Sudoku X mode. New background graphics, fonts, grid styles, and music are also unlockable.