5 ideas, ranked. Strongest: The Saint in the Dungeon. Click through to explore this as a live bubble map, grow any idea further, or re-score it for your situation.
Ranked by overall score (1-10), the average of Originality, Emotional pull, Fits the story.
A living saint guards the lowest level, begging adventurers to keep worshippers from finding her.
Each carved prayer erases one memory from her mind, so the party must find who is carving new walls.
A bronze bell rings only for people who have committed a kindness they regret, drawing worshippers underground.
A bishop offers a king’s ransom for the shadow, which has begun acting independently and opening sealed doors.
Every seven years, its streets rearrange across the desert, stranding districts beyond the walls.
Every new map omits one alley, where a vanished district’s residents still remember the old city.
A buried aquifer shifts the streets, and rival neighborhoods race to control its dwindling water.
The city’s magistrates secretly choose which district gets stranded, then erase the vote from public records.
A royal child arrives from the future with a list of party members who must die before dawn.
Each death on the list erases a memory from the child, including the identity of their future parent.
The final name is written in the royal child’s handwriting, though they insist someone else forged it.
A palace astronomer reveals dawn arrives early whenever one listed party member changes their fate.
The kingdom’s goblin couriers seize every letter, revealing a conspiracy hidden in undelivered mail.
A retired dragon hires the party to recover centuries of hoarded coins owed by a vanished kingdom.
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