- This weapon has an off-hand variant.
A black knife is a member's only ranged weapon. A player must have at least 25 Ranged to wield these throwing knives.
They can be obtained as drops from ankou, rock crabs, cyclopes, shadow warriors or level 48 soldiers, by pickpocketing monkey knife fighters, or by trading with another player. Black knives can be can be wielded with a shield or god book for protection.
Black knives are also one of only two ranged weapons able to harm the tormented wraith, the other being black darts.
- The black knife is one of only a few items of Black equipment that does not have a corresponding item for White equipment.
- The price of black knives had a very sharp increase around September 2010, briefly reaching prices over 500gp each, due to a rumour that they were to be discontinued.