This item is part of the Haunted Conqueror set.
When two items from this set are equipped, you gain a +4% Artifact Bonus to Doublestrike and Doubleshot chance and a +4% Artifact Bonus to Universal Spell Critical Chance.
When three items from this set are equipped, you also gain a 5% Artifact bonus to the damage of your attacks and a +25 Artifact Bonus to Universal Spell Power.

Passive: +125% Enhancement Bonus to Fortification. (Fortification is a chance to negate additional damage incurred from a Critical Hit or Sneak Attack. Some enemies can bypass a portion of your Fortification.)

Passive: +100 Equipment Bonus to each Spell Power. (Universal Spell Power is a different statistic.)