The Times Samurai Su Doku 7 - 100 Extreme Puzzles for the Fearless Su Doku Warrior

The Times Mind Games

This is Su Doku multiplied: every column, row and 3x3 box must contain the digits 1 to 9. Where the puzzles overlap, the rows and columns do not go beyond their usual 9x9 length but the interlocking boxes give you more clues--and more complexity. With another 100 new Samurai puzzles to vex you for hours...