A wary repair crew are working on something and have a guard with them. They have a route back to surface and know a second way up
[Art by Henrik Karppinen]
Fantasy Sewer Encounters
Sewers encounters might a patrol of sewer guards, ratfolk with their spies, or a lost cat with a silver collar. There might be rising water levels or a slime that corrodes metal.
A place of potential dangers just below the surface of a fantasy city, dominated by the polluted waters and hidden secrets. A place of renegade tricksters, ratfolk, smugglers and diseased hermits.
10 Sewers Encounter Prompts
|10 Sewers Encounter Prompts
|A crime boss and several thugs are waiting to meet someone for an important deal. They aren't entirely sure who they are waiting for.
|A hungry gigantic centipede makes a clacking noise, and can be driven off by making a similar noise, making it think a rival is near.
|Several well-armed misfits are on patrol, working for city authorities.
|A group of refugees (or urchins) live here in tents and makeshift homes, in a desperate situation. Will try to trade junk or information.
|Several ratlike humanoids are accompanied by rat spies, talking loudly with a powerful ancient ghost current events in the city.
|A swarm of glowing beetles are eating corpses in distinctive uniforms
|A wary repair crew are working on something and have a guard with them. They have a route back to surface and know a second way up
|A distinctive cat is disheveled and lost, with a silver name collar.
|A group of froglike (or fungal) humanoids wants to trade with group, have valuable herbs (or gems) but place no value on precious metal.
|A line of robed figures carry a body. Will ask group for a pass phrase.
Sewers Hazards and Distractions
|There is (or are)...
|a swarm of curious fireflies (or crabs); or a wave of sewage
| something on the wall is (or are)...
d10 (1-2. graffiti 3. a sign up to a tavern 4. murals
5. engraved map of area 6. a list of names 7. a coin slot
8. an iron box 9. advertisement for a gambling den 10. a riddle)
|rising water levels or protective glyphs that warn and then harm
|grasping vines or bodies infected with burrowing grubs
| slime (or fungi) on the wall which ...
d10 (1-2. is bright green 3. drains heat 4. is telepathic
5. corrodes metal 6. glows when creatures are near 7. is edible
8. absorbs light 9. has eyes 10. controls host creatures )
|a risk of a collapse or a toxic cloud
|an area of flammable gas or an area of magical darkness
| sounds of ...
d10 (1-2. running steps 3. screaming 4. laughter 5. rushing water
6. metallic grinding 7. splashes 8. a door slamming 9. a bell 10. growls)
|a slippery floor and a pool of acid or a disturbance of many bats
|a trap that triggers an alarm (or several darts); or a blast of cold air
Quick Sewers NPCs
|goblin or desperate
|is searching for stairs (or a ruin)
|lost or shapechanging
|is mapping the area or in a boat
|ratling or hooded
|has a bounty on their head
|renegade or ghostly
|has a pet spider (or slime)
|dwarf or despairing
|recognises a character
|paranoid or merfolk
|leads several thugs (or wererats)
|frogfolk or singing
|fills jars with sewage (or ooze)
|diseased or possessed
|is marked by a forbidden god
|undead or wary
|can turn into a rat (or bat)
|drunk or vampiric
|carries a large box (or body)