Dimension Book 4: Skraypers

* An epic world setting designed for Rifts and Heroes Unltd .* The Tarlok invaders; villains players will love to hate.* The Charizolon System and the planet Seeron/Skraypers.* Over a dozen alien races.* The superhumans who fight to free a world.* Weapons and equipment, and a solar system of adventure.* Direct connections to Rifts , Phase World & Heroes Unltd .* Written by Kevin Siembieda, based on concepts by Zeleznik.* Absolutely fantastic art by John Zeleznik.