NIGHTBRINGER | The Arthurian Encyclopedia

Agostes


Mother-in-law of Bredbeddle, the Green Knight in The Grene Knight. Her daughter loved Gawain, so she provided her son-in-law with the magic to lure Gawain to his castle.

She takes the place of Morgan Le Fay from Sir Gawain and the Green Knight.


See also
Gawain and the Green Knight | The Legend of King Arthur


Source
The Grene Knight | c. 1500