The Black Weapon set

The Black Weapon set is a set of weapons sold by the Tracker after completing the "Tracker's End" contract. All weapons in the set grant the Darkness Within buff when dealing damage, granting stacking damage up to a maximum of 50 damage stacks for a maximum for 50 additional damage at 50 stacks. After reaching 50 stacks, Black Weapons will inflict the Wither debuff for 3 seconds, dealing heavy damage over time. Buying the entire set costs.