Item:Blessed Blood Offering
The other 2 items to advance Against the Demon Queen quest line:
- Phylactery of Raiyum Obtained from The Chamber of Raiyum
- Orb of the Efreet Obtained from Chains of Flame
After bringing all 3 items to Zawabi the Elder Djinni, he will bestow you the pre-raid quest.
This stub is related to Dungeons and Dragons Online and needs to be filled out. If you are considering filling it out, some good places to check would be both the google and ddo.com forum search pages. You can help expand it by clicking at the top of the page.