NIGHTBRINGER | The Arthurian Encyclopedia

Vrikevreue

Urikeure

The name of the land around Rigomer castle in Ireland.

It was guarded by three knights – the Unarmed Knight, the White Knight, and the Knight of Triple Arms – all of whom were defeated by Lancelot.


Source
Les Merveilles de Rigomer | Jehan, mid to late 13th century