In Deathworld 3, Jason invites those Pyrrans who cannot adapt to the changes on their home world to colonize "Felicity", a planet rich in mineral wealth, but home to humans who are divided into two primitive societies, reminiscent of early Asia. One is an agrarian society living in towns and cities; the other is composed of nomadic clans that constantly fight amongst each other, strongly reminiscent of the Mongols before they invaded China and settled down.
In Deathworld 3, Jason invites those Pyrrans who are having trouble coping with their world's transformations to resettle on "Felicity", a planet abundant in resources and inhabited by humans divided into two societies similar to early Asian cultures. One is an agricultural society living in towns; the other consists of nomadic clans constantly fighting each other, comparable to the Mongols.