
One Year to Descend
A downloadable mothership module
You've awoken from a vision. It left a scar on your palm. You have one year to descend a mysterious tower or be forever transformed...
Enter into an ancient mythological world of Gods, demons, and spells. All waiting for your arrival.
Thoth's Tower
In 1945, the first nuclear weapon detonated in New Mexico. This explosion uncovered an underground structure: a gothic tower of unknown depth buried beneath the desert.
The subsequent explosions in Japan and the Soviet Union revealed similar buried towers. The nations of the world raced to discover their secrets.
They found that the tower would demonstrably grow in height. This predictable event came to be known as the Heartbeat.
Every morning at 6:00 AM, the tower grows in height with a rhythmic, sleep-depriving rumble.
Explore the Egyptian Underworld
The year is now 1986. Many have taken residence outside the tower. Some connect its existence to their faith. Others use its reputation to build a career.
Pilgrims, opportunists, soldiers, occultists, and the desperate gather at its edge.
In your vision, Ammit, the "Devourer of the Dead". Explains your mandatory participation in something called the Sed Festival. Which can be reached by entering into Thoth's Tower.
After entering the tower. You'll have access to spells from The Book of the Dead, using the new Mystic class.
Explore the underworld city of Duat, crowded and crumbling. Where structures exhume themselves from the last 60 years as well as ancient monuments.
Venture into Tehom, a diverse multilevel natural landscape. hydrothermal pools, large bugs, and ferns cover this underground biome. Bioluminescence and glowing crystals light your way.
But remember, you have one year to answer your summoning.
Inside The Descent
✦ A 1986 New Mexico setting about exploring an underground Egyptian world.
✦ Cast spells from The Book of the Dead using a new class
✦ Body horror transformations for those who fail to answer their calling.
✦ A descent through ruins, wilderness, occult spaces, and beautiful mythic underworld landscapes.
✦ Compete against king Horus in a climatic conclusion.
✦ Uses the popular Mothership system.
✦ Content Warning: Slavery & reference to Vietnam war crime
Mothership RPG is a trademark of Tuesday Knight Games. For more information, visit www.tuesdayknightgames.com or contact contact@tuesdayknightgames.com.
| Published | 14 hours ago |
| Status | Prototype |
| Category | Physical game |
| Rating | Rated 5.0 out of 5 stars (1 total ratings) |
| Author | CodaBool |
| Genre | Role Playing |
| Tags | 3pp, fear-and-hunger, Horror, module, mothership, No AI, Tabletop role-playing game |
| Content | No generative AI was used |















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created as part of a 3 week contest 2026 TripTech3 mothership jam.