|High Alch||0 coins|
|Low Alch||0 coins|
|Store price||Not sold|
|You get a sense of dread from this key.|
The sinister key is used in Yanille Agility dungeon. It is dropped by Salarin the Twisted and the Chaos Fanatic and can also be looted from a Magpie impling or Ninja Impling . It is used to open the Sinister chest that contains nine noted unidentified herbs: 2 Harralander, 3 Ranarr, 1 Irit, 1 Avantoe, 1 Kwuarm, and 1 Torstol.
The street value of the sinister key is linked to the street value of the herbs contained in the sinister chest.