Experience fantascience roleplaying at the end of time. Escape the end of history. The eternal civilization is perfect. So say the gods, the machines. Will you defy the endless circle of awakening and forgetting? Can you kick a hole through the sky?

When the anomaly appeared at the Earth's core, the Substratum Protocol was initiated. You are the best and brightest scientists we have left, our last hope to stem the apocalypse. You are the Substratum Expedition Team. Descend. Learn. Survive.

Game prep just got easier, and game night just got a whole lot more fun. Get 22 drop-in dungeons with dynamic combat encounters for 5e!

N.K. Jemisin’s multiple Hugo Award-winning Broken Earth Trilogy comes to tabletop RPGs in The Fifth Season Roleplaying Game!

A survival RPG in a world no longer ours

Make every encounter, adventure, and even campaign more engaging, memorable, and fun. From legendary D&D designer Monte Cook!