From publisher blurb:
Rifts® South America is a hotbed of intrigue and conflict. There are the mysteries of the Nazca Lines (a magic, alien defense system), the return of ancient gods, alien invaders, mutants, Inca undead, trans-dimensional raiders, and more.
- Over 30 new O.C.C.s and R.C.C.s, including the Inca Sun-Priest, Mutant Capybara, Neo-Human and Larhold Barbarian.
- The Nazca line maker and line drawing magic.
- Larhold magic of the Blue Flame and 10 unique Blue Flame spells.
- The return of the Inca Empire led by the Inca gods.
- The Silver River Republic, conspiracies and war.
- The Arkhons, an alien invasion fleet that crash-landed on Earth.
- The Megaversal Legion, human and D-Bee mercenaries equipped with ultra-sophisticated alien technology.