Z'en's Redress

(5 items) Dealing damage over time applies a stack of Blight Seed to the target for 5 seconds. At 20 stacks, Blight Seed explodes, dealing 667 Disease damage to the target and nearby enemies, increasing by 150% per additional monster hit, up to 600%. The damage scales off your Weapon or Spell Damage and can occur once every 1 second. Enemies can only have one Blight Seed at a time and require 20 more stacks per group member wearing this set.

(5 items) When you take damage from a melee attack, gain a corrupting aura for 5 seconds that applies Minor Breach to all enemies within 8 meters of you, reducing their Physical and Spell Resistance by 2974. This effect can occur every 5 seconds.

(2 items) When you deal damage with a melee Heavy Attack, you spew a cone of corruption, dealing 1492 Disease damage to enemies over 4 seconds. This damage is increased by 10% for each negative effect the enemies have, up to a maximum of 300%. This effect can occur once every 10 seconds and scales off the higher of your Weapon or Spell Damage.