Proto-Indo-European mythology also in the myths of the slaying of the nine-headed Lernaean Hydra by Heracles and the slaying of Python by Apollo. The story of Heracles's theft of the cattle of Geryon is probably also related. Although Heracles is not usually thought of as a storm deity in the conventional sense, he bears many attributes held by other Indo-European storm deities, including physical strength and a knack for violence and gluttony. The original Proto-Indo-European myth is also reflected in Germanic mythology. In Norse mythology, Thor, the god of thunder, slays the giant serpent Jörmungandr, which lived in the waters surrounding the
Megara (mythology) Megara (mythology) In Greek mythology, Megara (; Ancient Greek: Μεγάρα) was the oldest daughter of Creon, king of Thebes and possibly, Eurydice. She was the sister of Menoeceus (Megareus), Lycomedes, Haemon, and Pyrrha. In reward for Heracles' defending Thebes from the Minyans at Orchomenus single-handed, Creon offered his daughter Megara to Heracles, and he brought her home to the house of Amphitryon. She bore him a son and a daughter, whom Heracles killed when Hera struck him with temporary madness; in their hero-tombs in Thebes they were venerated as the "Chalkoarai". In some sources Heracles slew Megara too, in others,