Tainted Brain Matter

Tainted Brain Matter is a material used in Crafting. They can also be required for some quests, bounties, and Devotion Shrines.

Tainted Brain Matter can be obtained in the following ways:
 * Chance to drop from Aetherials and Aether Corruption Heroes and Bosses.
 * 100% chance from the Exalted Stash One-Shot Chest in the Underground Jail (Guarded by The Warden).
 * Possible obtain from Dismantling epic+ loot by the Inventor.
 * Possible drop from Treasure Troves.
 * Horrus, the Cursed Smith, located in the Gates of Necropolis, will offer one Tainted Brain Matter in exchange for 1 Blood of Ch'thon.