Create any creature, world, or civilization.
This reference book includes comprehensive information on planetary systems, astrophysics, exobiology, and advanced civilizations based on the research of Carl Sagan, Michio Kaku, Nikolai Kardashev, and many others.
Atomik Add-Ons are designed with the basic assumption that gaming is 90% imagination and 10% rules. The universal concepts and flexible rules herein do not rely on a particular roleplaying game system, yet can be applied to all.