The Holy Grail, or holy Grail was a vessel used by the myth of Christ at the last supper. During the Last Supper Christ washed his disciples their feet and communing His Body and Blood, He told them: "Take and eat this is My body. This is My blood of the New Testament poured out for humanity. "
There gathered, according to the same myth, the blood and sweat of Jesus, while the Joseph drowned Him down from the Cross.
Inside the Holy Grail is entered the body of Christ, while after the consecration the faithful partake. The Holy Grail is Likened to the Chalice that which the Lord officiate and gave to His Apostles the sacrament of Holy Acknowledgements.