Anemoi four Anemoi and several minor wind gods are involved in the defense of Mount Olympus against Kronos (the Titan Cronus), the first series's chief antagonist. Both the Greek and the Roman forms of the Anemoi appear in Riordan's second series. Boreas is a central character in "The Lost Hero", and his children Khione, Calais, and Zetes continue to have important roles throughout the series. He resides in Montreal, and is described as "sturdily built...with dark purple wings" when in his Greek form, and as "taller and thinner" when Roman. "Notus/Auster appears in "The House of Hades" as a counselor of
Greek mythology in popular culture new character of this game is also focused in Greek Mythology such as Zeus, Athena, Perseus and Ares. Corporations have used images and concepts from Greek mythology in their logos and in specific advertisements. The wine Semeli is named after Semele, who was the mother of the god of wine Dionysus, drawing on the associations to give the product credibility. The sports apparel company Nike, Inc. is named after the Greek goddess of "victory". TriStar Pictures, "Readers Digest" and Mobil Oil have used the Pegasus as their corporate logos. In psychoanalytic theory, the term Oedipus complex, coined by Sigmund Freud,