Nightbringer | The Arthurian Online Encyclopedia

Marvelous Stone

The enchanted stone on which Yvain (Ywaine) poured water, summoning the lord of the fountain and beginning the events related in the various versions of Owain or Yvain.

Wolfram von Eschenbach gives this name to the stone but does not tell the story.

Parzival | Wolfram von Eschenbach, 1200–1210