A race of Elder Gods overthrown by a present race of younger gods is a mythic theme in the Ancient Near East and in Indo-European mythologies of the Ancient Greeks, Ancient Germans and other early civilisations (see Titan (mythology), Titanomachy).
https://www.amazon.co.uk/Legacy-Elder-Gods-Journal-Ancient/dp/1886940584
Reveals the validation of the Elder Gods theory and helps to discover the motive behind the extraterrestrial development of our human species, and the true purpose of supplying ancient guidance and help to the early inhabitants of our planet.