2018 · Kaynak kitap (oyunu geliştirmek için kurallar/seçenekler)

The Frontier Companion Vol. 2

This exploration-themed sourcebook expands the Prometheus setting with tools, characters, equipment, and threats for wilderness adventures. It introduces rules and models for remotely controlled drones, a new Raven Scout class focused on piloting and survival, and ten shotgun designs. The book also details the Red Widow, a giant insect queen suited to high-level encounters, along with seven Shaitar predators that roam the skies.