Destroyer of Worlds is a complete Cinematic Scenario for the ALIEN roleplaying game, written by sci-fi novelist Andrew E.C. Gaska. In Destroyer of Worlds, players take the roles of Colonial Marines. The scenario is designed for 3â5 players plus the Game Mother, and its a gauntlet of one hell after another. Expect it to take three sessions to complete.This boxed set contains:â The main Destroyer of Worlds scenario book.â A huge double-sided map (format 864x558mm) of Ariaricus colony on one side and the Fort Nebraska space elevator ground base on the other.â Five pre-generated characters to play.â Custom cards for weapons, vehicles, and personal agendas.â Player maps and handouts.NOTE: The ALIEN RPG core rulebook OR the ALIEN RPG Starter Set is required to play Destroyer of Worlds.