ArmorSet bonus
(2 items) Adds 1190 Offensive Penetration, Reduce the cost of Impulse by 10%. Impulse places lingering elemental damage on your targets, dealing 605 Flame 605 Shock, and 605 Frost Damage over 8 seconds. Each element ticks once over the duration and its damage scales off the higher of your Weapon or Spell Damage.
ArmorSet bonus
(2 items) Adds 103 Weapon and Spell Damage, When you deal damage with Flurry, your single target damage over time abilities used within 5 seconds gain 1690 Weapon and Spell Damage.