From the back of the book: Welcome to Poseidon, 2199 AD Prepare for a compelling journey into humanity's future on a distant planet, where life is hard and dying is easy. A world where GEO Marshals enforce the peace and wired mercs patrol deep waters in deadly fighter subs. A place where corporate greed and human desperation ravage an alien ecology, threatening to plunge humanity into a war of survival with an ancient legacy. Welcome to the world of Blue Planet. Whether you are a Newcomer or a Native, this guide contains everything a Blue Planet player needs to survive on the new frontier. - A detailed future history of the Blue Planet setting - Introductions to Poseidon, the GEO, the Incorporate, and the Natives - Information on the sociopolitical landscape of both Poseidon and the Solar System - A complete Survival Guide for Newcomers to Poseidon - Detailed descriptions of personal equipment, weapons, vehicles, and biotechnology - Complete game rules, streamlined for Blue Planet Revised