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
Monster Mythology in length (half page), though some take up two columns (full page). Each entry includes one or more paragraphs of descriptive text to indicate what sort of deity it is, followed by a brief statistics line (describing the deity's alignment, the most common alignment of its worshippers, the god's area of control, and a description of the god's symbol). Each section also describes the god's avatar and priesthood, as noted in the Introduction. The following beings are detailed in "Monster Mythology": Gods of the Elves Gods of the Dwarves Gods of the Gnomes Gods of the Halflings Gods of the