This Ninja NeverDull Knife System is $114.99 as a Black Friday special at Walmart. Shipping is free. You can't see a price drop, but these Ninja knife sets are around $250 at regular price, and the Black Friday deals be advertised at other sites are around $180 for a 12-piece set! With this one, you get a 10-piece knife set with a knife block that has a built-in sharpener. Ninja advertises that these high-carbon stainless steel knives will stay sharp for 10 years.