- Blood of the Wrathful
- Quest Item
- Unique
- Item Level 1
- "A stoppered flask of potent demon blood, perfect for quenching a newly-forged Blood Knight weapon."
Source
This item drops from Zelemar the Wrathful in Ragefire Chasm.
Blood of the Wrathful as a quest objective
This item is an objective of 
[23D] The Path of the Adept.