Echidna (mythology) eyes" and she bore "fierce offspring". First there was Orthrus, the two-headed dog who guarded the Cattle of Geryon, second Cerberus, the multiheaded dog who guarded the gates of Hades, and third the Lernaean Hydra, the many-headed serpent who, when one of its heads was cut off, grew two more. The "Theogony" mentions a second ambiguous “she” as the mother of the Chimera (a fire-breathing beast that was part lion, part goat, and had a snake-headed tail) which may refer to Echidna, though possibly the Hydra or even Ceto was meant instead. Hesiod next names two more descendants of Echidna,
Monster Mythology that this book follows a similar format to 2nd edition "Legends and Lore", except that while that book dealt with nine historical and two fictional human cultures, "Monster Mythology" deals with nonhuman pantheons. Unlike the culture-specific gods in "Legends and Lore", the gods in this book are for any campaign setting. Approximately 26 of the deities found in "Monster Mythology" were previously found in the first edition "Deities and Demigods" book, while the majority did not. The introduction has several sections after the lead. Running Divine Beings provides notes for the Dungeon Master on how and when deities interact with