The Master, or the Master of Necromancy (as he styles himself in The Falador Parade), whose real name is Master Vadas (as revealed in Night of the Sea Slug), is a character in Gielinor. He is a Necromancy Master living in Hemenster with his apprentice, Raiah Gestoff. As his pseudonym suggests, he is a Master, and therefore very adept, in and of the Dark Arts.