Stormsign

Legendary Main Hand All classes

Legendary power

Attacks have a 15% chance to generate 40 Psionic Storms at the target location, dealing (24 % + 12) damage and slowing enemies 25% every 0.5 seconds for 4 seconds.
This Essence cannot be extracted or inherited.

Storms of the mind can reach to the far edges of the universe, and strike anywhere with the speed of thought.

Sources

Elder Rift

Classes

Possible bonus properties (Main Hand)

Critical Hit Damage increased by 3–7.5%
Critical Hit Chance increased by 2–5%
Primary Attack damage increased by 3–7.5%
Skill damage increased by 2–5%
Item base Damage increased by 3–7.5%
Damage done increased by 1–2.5% per nearby party member
Attack Speed increased by 2–5%
Damage done to demons increased by 4–10%
Damage done to beasts increased by 4–10%
Damage done to undead increased by 4–10%
Damage increased 4–10% to enemies below 30% Life
Damage to full Life enemies increased by 5–12.5%
Accuracy Rating increased by 6–15%
Damage to enemies suffering loss of control increased by 5–12.5%
Primary Attacks reduce enemy healing by 3–7.5%
Your Primary Attacks have a 6–15% chance to reduce enemy Attack and Movement Speeds by 20% for 3 seconds
Damage to Elites increased by 4–10%
Damage to shielded enemies is increased by 4–10%

Bonus properties per slot →

Upgrading at the blacksmith → Materials and gold per rank, bonus attributes, plus reforging, enchanting and awakening.