Conqueror's Efficiency

Conqueror's Efficiency
Crimson Jewel3% reduced Mana Cost of Skills
4% increased Skill Effect Duration
4% increased Mana Reservation Efficiency of SkillsThe stone may yet bleed.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.

Acquisition
Drop disabledVendor Offer
9x Alchemy ShardMetadata
Item class: Jewel

Conqueror's Efficiency is a unique Crimson JewelCrimson JewelPlace into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket..

Item acquisition

Conqueror's Efficiency is drop disabled.

Related items

• Replica Conqueror's EfficiencyReplica Conqueror's Efficiency
  Crimson JewelLimited to: 14% increased Skill Effect Duration
  +5 to Maximum Rage
  Non-Channelling Skills have -9 to Total Mana Cost"The effect is subtle, but potentially lethal..."Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.

Version history

Prior to its removal from the game in version 3.20.0, Conqueror's Efficiency could be obtained as a quest reward for completing The Wings of Vastiri.

Version	Changes
3.20.0	Unique Jewels are no longer offered as a quest reward for completing "The Wings of Vastiri" in Act 8. Instead, you are now offered a choice of a Rare Crimson, Cobalt, or Viridian Jewel.
3.0.0	Moved to Act 8
2.0.0	Introduced to the game.