Daily Killer Sudoku is an addictive puzzle game to train and enhance your brain. You can play Sudoku daily for brain training and for enhancing your logic skills. Download extreme Sudoku Online and start now.

Daily Killer Sudoku is a game in which you have to fill a 9x9 grid with digits in such a way that each column, row, and each 3x3 sub-grid must contain all the digits from 1 to 9. A Sadako is a partially filled puzzle and you have to complete the rest.