(RPG PDF Spotlight) The Calling – A Mothership 1E Horror Module

The Calling

Mothership 1E Horror Module by George Nixon

The Calling – A Mothership 1E Horror Module

Nothing out here but empty void. void. void… So, who could be calling?

A 3-5 hour psychological horror oneshot for Mothership RPG where the real monster is your crew.

You Can’t Trust Anyone. Not Even Yourself.

Your ship picked up a signal from deep space. Just static. Just for a moment.

Now something is aboard. Something that copies. Something that hunts by becoming you.

The Calling is a tense sci-fi horror adventure that turns Mothership’s mechanics against your players (not that they were ever on your side!). Forget hunting bugs in the dark – in this module, your crewmates ARE the monsters.

What’s Unique About This Adventure?

– Possession mechanics that keep everyone guessing – Secret Calling Cards mean no one knows who’s compromised
– Players roleplay their own corruption – Watch your friends slowly turn against you
– No traditional monster to fight – Bullets won’t save you this time
– Multiple paths to victory (or doom) – Your choices matter. And they’re all terrible
– Warden support – Includes the entity’s motivations, potential scenarios and outcomes, pacing guide, and clear GMing advice
– Modular design – Pick from a range of encounters and clues to speed up the game or add in more content on the fly.

Perfect For:

– One-shots and convention games
– Groups who love social deduction, role-playing and paranoia
– Wardens looking for something beyond “monster on the ship”
– Fans of The Thing, Event Horizon, Dead Space, and Midnight (Dr Who episode)

What You Get:

– Complete adventure module with clear structure
– Unique Calling Card possession system
– Four distinctive psychic “Hallucination” encounters
– Player clue system to keep everything moving
– Multiple ending scenarios
– Safety guidance and alternate rules for different table preferences

Ideal for 4+ players. Works for both campaigns and one-shots.

In space, no one can hear you repeat. Repeat. Repeat…

The Calling is available through DriveThruRPG in PDF.


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