The Saurus Empire was an ancient empire ruled by a variety of united reptilian aliens who ruled over the two of the six main continents of Prehistoria: Drum'magor, the southern states, and Vim'moxxior, the Eastern states. It had also controlled a few parts of the continent of Ug'gommor, the island states. It was led by an emperor and was the most advanced and most vast of all the other races of the planet. They have held vast conflicts with the Fall People, the Mermen, the Man-Apes, the Uggoli, the Hum'mokoi, the Volkor, the Skuddi, the Frog Men, and the Yoggolans.