Hygieia's Chalice

Grail of Hygieia is a World Item in the possession of the Great Tomb of Nazarick.

Description
One of the World Items collected by Ainz Ooal Gown during its golden years. It was kept in the Treasury until the Bloody Valkyrie Incident, which prompted Ainz to arm the Floor Guardians with World Items so as to protect themselves from the effects of hostile World Item users.

Trivia

 * This is given to Demiurge or Cocytus from the treasury.
 * Grail of Hygieia refers to the Bowl of Hygieia in Greek Mythology. It is recorded as a bowl/cup with a snake articulated around it and was in the possession of Hygieia, the daughter of Asklepios, the god of healing and medicine.