Blood of Jormungandr is a poison releasing item.
Situated in the Treasury of the Great Tomb of Nazarick, this treasure is one of the first lines of defense protecting the inner vaults of the treasury.
This treasure emits a purple gas that renders the surrounding air toxic, killing any living thing.
- The name "Jormungandr" refers to the Midgard Serpent of Norse mythology, the sea serpent that encircled Midgard.
- So far the actual item itself as yet to make an appearance in both the manga or anime.