Celestials anew as her own Avatars of Possible in what she claims to be the Fifth Host. The Celestials then faced and defeated the Aspirants of the First Firmament. The Final Host Later it was revealed that during the Stone Age, a Celestial referred to as "The Fallen" came to Earth. It was described as "deranged" as it dug into the Earth apparently searching for something. Due to the danger it posed, the Avengers of the Stone Age fought the Fallen and defeated it before burying it deep underground in the modern-day country of South Africa, where it was found and awakened by a group of archaeologists after they uncovered the cavern it was sealed in. The Fallen then summoned the Final Host while killing the archaeologists and soon afterwards was approached by Loki, the Asgardian God of Mischief, for unknown purposes. The secret origin of the new Marvel Universe Some time later, Celestials began literally "raining" down on Earth forcing the Avengers to reunite again and just in time to see the arrival of the Final Host which is composed of Dark Celestials that are each physically unique and were the ones who easily took down their brethren. Soon afterwards it appeared that these Dark Celestials are in league with the Horde of bugs pouring out of the center of the planet and with Loki. In an attempt to learn more about the Celestials, Iron Man and Doctor Strange visited the Eternals, only to find them all dead or dying from self-inflicted wounds. Ikaris was found barely alive and used his last words to reveal to Iron Man that the Uni-mind was the only thing that can stop the Final Host from fully unleashing the Horde, as the existence of a dead Celestial that Loki calls the Progenitor is revealed. The Progenitor is actually the first Celestial to ever set foot on Earth, when it was an insignificant speck of molten mud and utterly lifeless. He came to Earth not because of some grand cosmic design or godly destiny nor did he even consciously choose the planet, he came merely because he was dying and falling. As it turns out, even the omnipotent Celestials get sick, and the Progenitor was hopelessly infected by the Horde. As the Progenitor died, his blood and rotting flesh mixed into the shifting primordial elements of the newly formed planet and thus affected the