I saw an ad for an Arthurian Tarot card deck…
<http://www.learntarot.com/hwdesc.htm>

“This deck is based on the legend of King Arthur and his Round Table. The major arcana cards show key figures, objects and places in the Arthurian story. The Magician is Merlin (left); the High Priestess is the Lady of the Lake. The four suits stand for different aspects of life symbolized by the four hallows on the aces - stone, spear, grail and sword. A hallow is a "holy empowering object of the inner quest." Cards 2-9 show landscapes in Britain that relate to each hallow. The weather reflects the associated season. The ten shows the castle where the four royal figures of that hallow live - king, queen, knight and maiden…”