Hygieia's Chalice

Bowl of Hygieia is a World Item under the possession of the guild, Ainz Ooal Gown.

Description
Bowl of Hygieia is 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 either Demiurge or Cocytus from the Treasury.
 * 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.