For those who want a deadly number challenge, Killer Sudoku will keep your heart racing while you solve these fiendish puzzles! Choose the type of challenge you want with this collection of quality, killer sudoku puzzles graded at five levels of difficulty, from mild to deadly. The fun doesn't stop with the more challenging puzzles, each issue also includes logical brainteasers such as galaxies, hidoku, kakuro, killer uncaged and minu-plu, to name a few. Killer Sudoku features amazing prize competitions, giving you an abundance of stimulating fun and enjoyment.