The Book of Cosmic Creatures

Dive into the uncharted depths of the cosmos with The Book of Cosmic Creatures, a science fiction bestiary that brings an unparalleled level of strangeness and depth to your Plerion campaigns and beyond. Compatible with Cairn, Into the Odd, and adaptable to your favorite sci-fi ruleset (such as Monolith of Meteor), this compendium is your gateway to the extraordinary.

From the vast emptiness of space to the most hidden corners of planetary ecosystems, discover creatures that defy imagination. Encounter common spacefaring animals, confront colossal space leviathans, and prepare to face the unfathomable: interdimensional beings and quantum entities that promise to elevate the weirdness and danger of your adventures.

Crafted for the intrepid explorers of Plerion, the Space Opera Adventure Game, The Book of Cosmic Creatures is more than a collection of adversaries. It's an invitation to weave complex narratives, forge unforgettable encounters, and test the limits of your creativity. Whether you're charting unknown territories, navigating intricate plots, or blazing your own trail, this bestiary is your companion in the quest for the ultimate space opera experience.

Cover art by open.ai