Extractor Mentis is a unique armulet. The base type is Agate Amulet. Agate Amulet has 4 unique versions: Voll’s Devotion, Shaper’s Seed, Extractor Mentis, The Aylardex. The required level is 16. This item applies the Unholy Might and Onslaught buffs on kill.
+(16-24) to Strength and Intelligence. +(30-50) to Strength. Recover 1% of Maximum Life on Kill. 5% chance to grant Onslaught to nearby Enemies on Kill. 5% chance to grant Unholy Might to nearby Enemies on Kill. 10% chance to gain Onslaught for 10 seconds on Kill. 10% chance to gain Unholy Might for 10 seconds on Kill.
The flavor text is "When slaughtered flesh falls silent, the soul may yet scream on."
The price of Extractor Mentis Agate Amulet is 1 Orb of Alchemy. Orb of Alchemy is a PoE currency that upgrades a normal item to a rare item.
You can get this unique item by kill monsters. Where does Extractor Mentis drop? There has not a specific location where they can drop.
These divination cards have a chance but not guaranteed:
4x The Body = 1x Random unique body armour
4x Jack in the Box = 1x Random unique item
8x Arrogance of the Vaal = 1x Random corrupted unique item
Apply Orb of Chance to a normal item of Agate Amulet, you have the chance to get a unique item of Extractor Mentis. It may need thousands of Orbs of Chance.
One can also exchange Exalted Orbs to Extractor Mentis with other players at cheap price as well.