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Iron Arachne

Tools for procedural generation of content for tabletop role-playing games

Dungeon Generator

A dungeon generator.

Lock Seed

The Crypt of the Forgotten

Environment: underdark

Total Threat Level: 34

Average Threat Level: 2

1. Entrance

This room is dark.

This entrance is 10' wide and 10' long. The stairs leading out of the dungeon are here. A simple door lies in the northwest.

2. Chamber

This room is dark.

This chamber is 25' wide and 15' long. There is a pile of random debris here. There is a simple door in the southeast. There's a simple door in the northwest. A decaying door lies in the southwest.

There is a wandering creature here.

lemure, lethargic (TL 3)

Abilities:

  • immunity: fire damage: is immune to fire damage
  • immunity: poison: is immune to poison

3. Chamber

This rectangular room is 15' wide and 15' long. The stone tile flooring is broken in places. There is a decaying door in the northeast. There are lit braziers around the room here.

There are 3 wandering creatures here.

rat, stalking (TL 0)

rat, stalking (TL 0)

rat, resting (TL 0)

4. Chamber

This room is a square 25' wide and 30' long. The marble flooring is cracked in places. One of the corners has a large pile of filthy rags. There's a simple door in the southeast. There's a decaying door in the northwest. A rough door lies in the southwest. A rough door lies in the northeast. A few torches sit in sconces on the walls.

There is a wandering creature here.

cat, resting (TL 0)

5. Chamber

This square room is 25' wide and 15' long. There's a decaying door in the southeast. A decaying door lies in the east. A plain door lies in the northwest. There is a large lit brazier in the middle of the room.

There is a wandering creature here.

cat, stalking (TL 0)

6. Storeroom

This room is dark.

This storeroom is 30' wide and 20' long. Crates and large boxes line the walls. There's a plain door in the southeast. There's an iron-trimmed door in the southeast.

There is a wandering creature here.

ghoul, lethargic (TL 4)

7. Storeroom

This room is dark.

This square room is 25' wide and 15' long. Many boxes are stacked here. Much of the floor is covered in debris. An ornate door is in the northeast. A plain door is in the northwest. There is a rough door in the southeast. A rough door is in the southwest.

There is a wandering creature here.

giant ant, lethargic (TL 1)

Treasure

  • a large chest of coins with 2,000 cp, 600 sp, and 80 gp, a jasper worth 48 gp, a moonstone worth 49 gp, a citrine worth 48 gp, a chrysoprase worth 48 gp, an onyx worth 48 gp, a star rose quartz worth 48 gp, and a moonstone worth 47 gp, inside stacked boxes

8. Chamber

This room is dark.

This chamber is 30' wide and 30' long. There is a pile of rags here. There's an iron-trimmed door in the southwest. A painted door is in the northeast. There's a simple door in the northwest.

There is a wandering creature here.

giant dragonfly, stalking (TL 2)

Abilities:

  • flight: can fly

9. Chamber

This square room is 15' wide and 15' long. There is a decaying door in the southwest. There's a simple door in the east. There are lit braziers around the room here.

There is a wandering creature here.

hippogriff, cautious (TL 4)

Abilities:

  • flight: can fly

10. Chamber

This rectangular room is 25' wide and 25' long. The marble flooring is cracked in places. There's a plain door in the northeast. There is a simple door in the southeast. There are lit braziers around the room here.

There is a wandering creature here.

eagle, stalking (TL 0)

11. Chamber

This room is dark.

This chamber is 20' wide and 10' long. There is an ornate door in the southwest. There is a simple door in the southeast. There's a rotted door in the southeast.

There is a wandering creature here.

wolf, hunting (TL 1)

12. Chamber

This chamber is 15' wide and 10' long. There's a rotted door in the southwest. There's a gold-trimmed door in the northeast. A few torches sit in sconces on the walls.

13. Chamber

This room is dark.

This rectangular room is 30' wide and 15' long. The floor is stone tile. A plain door is in the southwest. A plain door is in the northwest.

14. Fountain Chamber

This room is dark.

This rectangular room is 25' wide and 25' long. The floor is stone tile. Small fountains sit in each corner of the room. A painted door is in the west. There's a simple door in the southeast. It is locked.

There is a wandering creature here.

ochre jelly, hunting (TL 4)

Abilities:

  • amorphous: can squeeze through small spaces
  • climb walls and ceilings: can climb walls and ceilings
  • lightning split: split in half when hit with lightning

15. Chamber

This room is dark.

This chamber is 25' wide and 30' long. There's a simple door in the southwest. It is locked.

Treasure

  • a simple key that unlocks the door between room 15 and room 14

16. Fountain Chamber

This room is dark.

This room is a square 25' wide and 20' long. Small fountains sit in each corner of the room. Debris of unknown origin is scattered about. There is a plain door in the southeast.

There is a wandering creature here.

lemure, hunting (TL 3)

Abilities:

  • immunity: fire damage: is immune to fire damage
  • immunity: poison: is immune to poison

17. Chamber

This chamber is 15' wide and 15' long. There is a simple door in the southwest. A plain door lies in the southwest. Torches line the walls.

18. Chamber

This room is dark.

This chamber is 20' wide and 15' long. A simple door lies in the northeast.
There's a rough door in the southwest. A tapestry obscures it.

19. Chamber

This room is dark.

This chamber is 20' wide and 20' long. There are a lot of cobwebs here. There is a gold-trimmed door in the southwest.

There is a wandering creature here.

hippogriff, lethargic (TL 4)

Abilities:

  • flight: can fly

20. Chamber

This chamber is 15' wide and 25' long. There's a rough door in the northeast. Torches line the walls.

There are 2 ghouls here.

ghoul, resting (TL 4)

ghoul, resting (TL 4)