Double tap to edit “The Arcturians” Branch of the Ancient Builder Race On Earth, once the dust had settled, the atmosphere was more oxygen-rich and more suitable for the co-evolution of both mammals and reptiles, which was more in line with what the Ascended Masters saw as this planet’s destiny. They re-seeded the Earth with the genetic material of many life forms, gathered from different planets in our galaxy, and then most of them took off to other areas of the Multiverse. One major branch would settle in the area of Arcturus and become those we know as the Arcturians.