He was so fearsome that seventh-century poet Hesiod recounts in his Theogony: Zeus leaped down from Olympus and smote the monster upon a jagged mountainside. With Typhoeus defeated, the Olympians ...
To the show's credit, Blood of Zeus gives even a remorseless monster like Seraphim a chance to redeem himself -- adding a long-dead love interest into his storyline to shake him off his apathy.