Pythia are an English symphonic metal band founded in London by drummer Marc Dyos, vocalist Emily Ovenden, and guitarist Ross White. Emily was also a member of Mediæval Bæbes whilst Marc and Ross had been in death/thrash metal band Descent.

The Mediæval Bæbes is a British musical ensemble founded in 1996 by Dorothy Carter and Katharine Blake. It included some of Blake's colleagues from the band Miranda Sex Garden, as well as other friends who shared her love of medieval music. The lineup often rotates from album to album, and ranges from six to twelve members. As of 2010, the group had sold some 500,000 records worldwide, their most successful being Worldes Blysse with 250,000 copies purchased.