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

This core rulebook is for Players and Game Masters. For a complete Poseidon game experience, the GM will require a copy of the Blue Planet Game Master's Guide.