Bannau Brycheiniog Cadair Idris Glass Fortress Glastonbury Gwyn ap Nudd

The bull of battle, the son of mist, stargazing prince of the summits


Gwynn ap Nudd, King of the Otherworld, King of the Underworld, Lord of Annwn, Lord of the Land of the Dead, Leader of the Wild Hunt, Dark Lord of Winter, Lord of Light, Lord of the Living, Keeper of the Doors Between the Worlds, Master of Time, King of the Faery, King of the Tylwyth Teg (the Fair Folk/Faery), Prince of all Mischief, psychopomp, astronomer, knight of the court of King Arthur.
Can Gwynn really have been all of these?