Random Dungeon Generator
Looking for a full map? Try the Dungeon Map Generator
Randomly generate parts of a dungeon on the fly, pieces are modular and fit together so you can even generate an entire dungeon this way. If you're generating from scratch, begin with a starting area and then add random doors and passages. Passages can connect to other passages, and should continue to be generated until they're all linked to doors, rooms, or dead-ends. Refresh to generate new things. You can also drag and drop pieces onto the grid map to build as you go.
Jump to a section:
- Dungeon Start
- Passages
- Doors
- Chamber (Rooms)
- Stairs
- Contents
- Monster
- Random Hazards
- Random Obstacles
- Random Traps
- Random Tricks
Dungeon Start
Dungeon Type: Tomb (Click to make permanent). or choose:
Starting Area: 
Rectangle, 80 x 20ft., with row of pillars down the middle; two passages leading from each long wall, doors on each short wall
Description
Noises: Splashing
Air: Clear but cold
Odors: Manure
Purpose: Antechamber for those that have come to pay respect to the dead or prepare themselves for burial rituals
Current state: Furniture wrecked but still present
Contents: Dungeon hazard with incidental treasure found in an illusion
Possible feature: Guano; Cracks, floor; Slime (harmless)
Possible furnishings: Keg (small barrel, 20 gallons); Fireplace and wood; Armoire
(Religious) Possible furnishings: Lamp; Drum, Shrine
(Mage) Possible furnishings: Prayer rug; Vestments; Prayer rug
Possible personal items: Oil, cooking; Dish; Rope
Passages
Passage Width: 
10 ft. / Leads to: 
Continue straight 20ft., door to the right, then an additional 10 ft. ahead
Extra passages (if necessary):
2nd Passage Width:
10 ft. / Leads to: 
Continue straight 30ft., no doors or side passages3rd Passage Width:
10 ft. / Leads to: Diagonal passage to the left for 30 ft (or straight then turn left)4th Passage Width:
10 ft. / Leads to: 
Chamber
Doors
Door: Wooden / Leads to: 
Passage 20 ft. straight ahead
Extra doors (if necessary):
Door 2: Iron, barred or locked / Leads to: Chamber
Door 3: Portcullis, locked in place / Leads to: Chamber
Door 4: Wooden / Leads to: Chamber
Door 5: Iron, barred or locked / Leads to: Chamber
Door 6: Wooden / Leads to: Chamber
Chamber (Rooms)
Whenever a passage, door, or anything else results in a chamber, use one of these.
Dimensions: 
Rectangle, 30 x 40 ft.
Number of exits: 1
Exit locations: Wall opposite entrance /
Exit types: Corridor, 10ft. long /
Description
Purpose: Gallery to display the deeds of the deceased through trophies, statues, paintings and so forth
Current state: Stripped bare
Contents: Dungeon hazard with incidental treasure found in an illusion
Possible feature: Wax drippings; Spike, rusted; Rags
Possible furnishings: Quilt; Stool , high; Pegs
(Religious) Possible furnishings: Offertory container; Incense burner, Robes
(Mage) Possible furnishings: Robes; Candles; Altar
Possible personal items: Casket (small); Tray; Needle(s)
Stairs
Stairs connect multiple floors of a dungeon. If your dungeon doesn't have multiple floors, then reroll the passage or door that spawned them.
Stair Type: Down one level to a chamber
Contents
Whenever a container or book is generated, use this to determine its contents
Container Contents: Stalks
Book, Scroll, or Tome: Prayer book
Monster
Each monster should have a motivation in the dungeon. Sometimes this might make them peaceful (even if temporarily).
Motivation: Seek wealth
Personality: Braggart; makes a show of bravery but runs from danger.
Random Hazards
Hazard: Spiderwebs (DC 12 Dex or restrained. DC 12 Athletics or Acrobatics to escape. AC 10, 15 HP, fire vulnerability, immunity to bludgeoning / piercing / psychic)
Random Obstacles
Obstacles block or hamper progress and can affect more than one room.
Obstacle: Flooding leaves 2d10 ft. of water in the area; create nearby upward-sloping passages, raised floors, or rising stairs to contain the water
Random Traps
Trigger: Opened (door, treasure chest)
Severity: Dangerous (DC 13, +8 to-hit)
Effect: Ceiling lowers slowly in locked room
| Damage | |
|---|---|
| Level 1-4: | 2d10 |
| Level 5-10: | 4d10 |
| Level 11-16: | 10d10 |
| Level 17-20: | 18d10 |
Random Tricks
Tricks are quirky and less deadly than a trap. Some tricks are permanent, others can be dispelled with Dispel Magic.
Object: Painting
Effect: Asks three skill-testing questions (if all three are answered correctly, a reward appears)
Shout outs: Stacey, Adam Fowler, Amanda Kettles, Angelo Anderson, Appreciate Witch of Life, AstroLass, bilbens baggo, Brian Nunziato, Bryan Sheairs, Brysen Packer, Bryson Waits, Burlyfighter, Caitlin W., Christopher Allbritton, CJMAXP, Connor, Dalton Elliott, Damon Carrington, Daniel Edwards, David Schraff, Dragons With Jetpacks, Elisa Martinez, eric sun, Ezzela1891, Federica Frezza, Gordon Alexander Fallon, Gundar Wez, Iofire, Irate The Pirate, Jade Arrowood, Jake Lane, Jeremiah Walker, Jess, Joe Dalby, John Nazario, JollyGamer, Jonathan Lekse, Jordan Brazeal, Joshua David Maddox, Justin Snyder, Kerry Melton, Kevin, KFB_Patreon, KingHavok1217, Kingyo Senpai, Kyle Clark, Lisa Tucker, Liz Fontain, Lizzie, Lou Bliss, Luke P, Mario Pizzamiglio, Mark L, Matt Yates, Max Hops, Maxwell Mayer, Michael Hamilton, Millergendraft, mtnman1979@aol.com, Mx Charlie, Mylon Schroder, Nahellion, Nathan, Nicholas Zamora, Nick Soucy, Phil Mehl, Phillip P Torchia, Pythor Sen, R., Rachel Anderson, Ray Bissonnette, Remora Jewel, Robert Rich, Robert Skadsem, Ryan Flagg, SallySparrow132, Sarah Holland, Serafina Moon, Shane Andrews, ShortyMcgibble, Sik Makoyi, Siren, Stefan Gottschalk's, Steve Rosenlund, Stuart, Syn21, That Video Editor Nic, thea musing, Trev909, Vedie V, Vincent Drone, Warren Clarida, Wesley Muncy, XMrMonkyx ., Zachary Burgess-Hicks, zachary gee, Zealot23, Zee Livezey
Their contribution stands as a beacon of hope for all adventurers!
