Black mask (e)

A Black mask(e) can be made by giving a Black mask and a Ancient Charm providing that you have 500 slayer points, after it has been enchanted the mask cannot be sold to other players. The enchanted Black mask will provide an increase in the potency of Prayer and the attacks of Summoning familiars against slayer tasks by 15%. While fighting against slayer assignments, the item will also double the rate at which Hitpoints restore and triple the rate at which the Special attack and familiar special move bar recharge. In addition, it quadruples Run energy restore speed and makes familiars last for a 20% longer time. The option of making a black mask into its enchanted form may only be available after the player has achieved 96 Slayer and 50 Magic