- Opis: The crystallized essence of magical powers extracted from monsters. The item is used to craft Dragon Slayer Weapons, the secret Awakening Weapons of Drieghan.
- How to obtain: Obtain this item by defeating monsters in Drieghan.
- Usage: The item may be crafted using Refined Black Energy Residue at a 1 level Weapon Workshop at Duvencrune 5.
- Refined Black Energy Residue Material: Black Energy Residue x25
- Refined Black Energy Residue x11 are needed to craft a Hesed's Crystal. Hesed's Crystal x16, Hughol's Weapon and Dragon Slayer Weapon Blueprint x20 are required to craft a Dragon Slayer Weapon.