Ekajati is Mahacinatara also known as one of the 21 Taras. Ekajati is along with Palden Lhamo deity is one of the most powerful and fierce goddesses of Vajrayana Buddhist mythology. Ekajati is the protector of secret mantras and “as the mother of the mothers of all the Buddhas” represents the ultimate unity. She is the most important protector of the Vajrayana teachings, especially the Inner Tantras and terms. The History of the Deity .