NIGHTBRINGER | The Arthurian Encyclopedia

Moys


According to Robert de Boron, Moys was a follower of Joseph of Arimathea, who wished to sit in the Siege Perilous but was swallowed up by the earth for his presumptuous behaviour.


See also
Moses | The Legend of King Arthur


Source
Joseph d’Arimathie | Robert de Boron, 1191–1202