This 208-page book explores the Phase World universe and is the first space setting linked to the world of Rifts. The book includes information on the Three Galaxies, the planet Phase World and its major city of Center - the commercial and technological center of the universe. Phase World is truly a transdimensional nexus point where magic, technology and super powers all co-exist. Phase World also includes:

- An overview of Phase World, the Three Galaxies and the Cosmic Forge.
- Over 30 new O.C.C.s and R.C.C.s such as the Cosmo-Knight, Phase Mystic, Space Wolfen, the Kreeghor, Machine People and Silhouettes.
- Information on the Consortium of Civilized Worlds, the Transgalactic Empire and the United Worlds of Warlock.
- Naruni Enterprises and the Splugorth.
- New weapons, equipment, space fighters and star ships.