His name is taken from the half - brother of Merlin in the Arthurian legend .
Gowther is the Sin of Lust with the symbol of the Goat and the fifth Sin to join .
Gowther 's name is taken from the half - brother of Merlin in the Arthurian legend .
Gowther is the Sin of Lust with the symbol of the Goat and the fifth Sin to join .