Universe 503 is a vast and mysterious setting filled with strange technologies, forgotten civilizations, and powerful forces that shape entire worlds. Across its history, countless factions, companies, and individuals rise and fall, each leaving behind traces of their ambitions — sometimes wondrous, sometimes terrifying.

From experimental machines and dangerous creations to legendary artifacts and unexplained phenomena, every corner of Universe 503 carries secrets waiting to be uncovered. Some people seek knowledge, others seek power, and some are simply trying to survive in a reality where the line between progress and disaster is razor-thin.

Whether you’re exploring lost ruins, investigating strange organizations, or just piecing together the fragments of history, remember: everything in Universe 503 is connected — and nothing is ever what it seems.

Explore all this in 35 games and 3 books! (most of these aren't out yet)