Creating a custom xenotype in RimWorld is one of the most powerful features introduced in the Biotech DLC. Whether you want to breed a race of hardy mountain-dwelling dwarves or engineer a fleet of fire-breathing super-soldiers, the genetic editor offers near-limitless customization.
DLC, the ability to create and manipulate DNA allows you to transcend the limits of a "Baseliner" human. Whether you're engineering a race of super-soldiers or a colony of underground-dwelling dwarves, mastering the Xenotype Editor Gene Assembler is essential. Creating a Xenotype at Game Start
Germline Genes (Endogenes): These are passed down to children through natural birth. If you want to create a "race" that persists through generations, ensure you are editing the Germline.