Nemesis mother goddess, Cybele. Nemesis has been described as the daughter of Oceanus or Zeus, but according to Hyginus she was a child of Erebus and Nyx. She has also been described, by Hesiod, as the daughter of Nyx alone. In the Theogony, Nemesis is the sister of the Moirai (the Fates), the Keres (Black Fates), the Oneiroi (Dreams), Eris (Discord) and Apate (Deception) In some metaphysical mythology, Nemesis produced the egg from which hatched two sets of twins: Helen of Troy and Clytemnestra, and the Dioscuri, Castor and Pollux. While many myths indicate Zeus and Leda to be the parents
Castor and Pollux the stories of Hercules and Theseus. The Dioscuri are also invoked in Alcaeus' Fragment 34a, though whether this poem antedates the Homeric Hymn to the twins is unknown. They appear together in two plays by Euripides, "Helen" and "Elektra". Cicero tells the story of how Simonides of Ceos was rebuked by Scopas, his patron, for devoting too much space to praising Castor and Pollux in an ode celebrating Scopas' victory in a chariot race. Shortly afterwards, Simonides was told that two young men wished to speak to him; after he had left the banqueting room, the roof fell in and