The portals are dead. Ship City is dying.

But there is still hope.

You are explorers of a dangerous world. You'll do the work few others will. The enigmatic ruins of the Great Dark is shunned by most, but not by you. You seek them out, to delve into their shadowy depths and uncover their secrets. The Blight - the cataclysmic scourge that spreads from the ruins - makes other wary. for you it's a beacon: where there is Blight, there are artifacts to find and mysteries to solve. Ship City is dying, but you and your fellow explorers can find a way to a better future.

So don your delver suit, step aboard a might Greatship and venture down the slipstream towards the unknown. Your creed: Explore or perish!

Inspired by 19th century expeditions, deep sea diving and pulp archeology. Coriolis: The Great Dark is a roleplaying game about exploration and intrigue: you will partake in dangerous expeditions, explore the Byzantine intrigues of Ship City and hunt for the keys that unlock the mystery of this Lost Horizon.