Entering floor 1 · First Floor
A maze of dungeon halls under the surface, almost the size of the planet but not all connected. Live viewers cannot watch this level, and saferooms run by Bopca Protectors offer food and beds.
- Timer
- 5 days
- Crawlers
- Just under 13 million entered; under 10 million soon after the dungeon sealed
- Places
- Safe rooms (a Taco Bell among them) · Guildhalls
- Bosses
- The Hoarder (level 7 neighborhood boss), The Juicer (level 9 neighborhood boss), The Ball of Swine (level 15 borough boss)
What happens here
- Book 1 Carl follows Donut outside in boxers and pink Crocs and they enter the dungeon together.
- Book 1 Mordecai becomes their game guide, and a buff turns Donut into a talking crawler.
- Book 1 Killing goblin babies earns the You Monster! achievement and a Desperado Club pass.
- Book 1 Carl and Donut team up with the Meadow Lark group and Agatha to fight the borough boss.
Entering floor 2 · Second Floor
Laid out much like the first floor, but viewers can now follow and favorite crawlers. Brindle Grubs clean up corpses, and mobs start dropping gold.
- Timer
- 6 days
- Crawlers
- Just under 1.3 million at the start; 1,033,992 later in the floor
- Places
- Big Shot Chicken saferoom · Quadrants of halls
- Bosses
- Krakaren Clone (level 10 neighborhood boss), Ralph Frenzied Gerbil (level 11 neighborhood boss)
What happens here
- Book 1 Borant shortens the timer to the legal minimum and adds a rule: relieve yourself outside a bathroom and a Rage Elemental kills your party.
- Book 1 Carl learns bosses can leave their rooms.
- Book 1 A rage elemental traps Carl, Donut and the Meadow Lark residents in a Big Shot Chicken saferoom.
- Book 1 Donut finds a baby Mongoliensis and names him Mongo.
Entering floor 3 · Over City
An urban level of ruined streets under a fake sky, with shops, guilds and clubs. Crawlers choose a race and class on arrival.
- Timer
- 8 days
- Crawlers
- Just over 700,000 at the start
- Places
- Grimaldi's Traveling Circus · Desperado Club · Club Vanquisher · Skyfowl settlements
- Bosses
- Heather the Bear (level 19 neighborhood boss), Ringmaster Grimaldi, Pestiferous Vine (level 85 city boss)
What happens here
- Book 2 Donut keeps the cat race and picks Former Child Actor; Carl becomes a Primal Compensated Anarchist.
- Book 2 Donut's class gives her the Manager benefit, so Mordecai now teleports to their saferooms.
- Book 2 Carl faces the vine city boss in the center ring of Grimaldi's circus tent.
- Book 2 Carl and Donut meet Katia Grim, a doppelganger Monster Truck Driver.
- Book 2 The Remex quest ends in a huge explosion threat, and Donut gives up her tiara.
Entering floor 4 · The Iron Tangle
A huge network of train lines and stations. Stairwells sit at stations numbered 12, 24, 36, 48 and 72, and they only open 6 hours before collapse.
- Timer
- 10 days
- Crawlers
- 178,887 reached the fifth floor
- Places
- Red line · Yellow line · Nightmare Express · Trainyard E · The abyss
- Bosses
- Gore-Gore the Mantaur (level 40 neighborhood boss), Mimic Rex (level 90 city boss)
What happens here
- Book 3 The leaderboard appears and the top 10 crawlers get bounties.
- Book 3 Carl learns Brandon has died from the deceased crawlers folder.
- Book 3 Grull, the war god, is summoned and a Mimic Rex attacks Carl in a Death Challenge.
- Book 3 Fire Brandy and Tizquick drive the Nightmare train into the abyss to blow it up.
Entering floor 5 · The Bubbles
1,172 bubble worlds, each split into Land, Sea, Air and Subterranean quadrants with a castle. All four castles in a bubble must fall before its stairwells open.
- Timer
- 15 days
- Crawlers
- Just over 178,000 at the start (178,887)
- Places
- Land quadrant · Sea quadrant · Air quadrant · Subterranean quadrant · Castles (over 4,000)
- Bosses
- Feral Goose (level 45 neighborhood boss), Ruckus, Chicken Hawk Sentinel (level 55 borough boss), Denise the Feral Goose Mother (level 53 borough boss), Mrs. Ghazi Sand Ooze (level 52 borough boss), Lusca, Octo-Shark Brood Mother Queen (level 82 city boss)
What happens here
- Book 4 Carl starts in the Air Quadrant of Bubble 543.
- Book 4 Carl learns of the Gate of the Feral Gods, an artifact sought by Shamus Chaindrive.
- Book 4 Crawlers use feral gods to pop bubbles, and the showrunners block some summonings.
- Book 4 Carl opens the gate into the Larracos faction market on the ninth floor, keeps the gate, and vows to kill every hunter.
Entering floor 6 · The Hunting Grounds
Same layout as the third floor but overgrown with jungle. Paying hunters, starting at level 50, are released after a grace period to hunt crawlers for their gear.
- Timer
- 17 days
- Crawlers
- 85,223 crawlers and 360 hunters at the start; 59,259 crawlers before the Masquerade
- Places
- Zockau · High elf castle · Die Kirschbomben pub
- Bosses
- Claude Sludgington the Fourth (level 65 borough boss), Sierra, Northropi Vampire (level 65 neighborhood boss), Big Tina, Allosaurus (level 80 city boss), Queen Imogen, High Elf (level 145 country boss)
What happens here
- Book 5 Carl picks the Agent Provocateur subclass.
- Book 5 The top crawlers and the hunters attend the Butcher's Masquerade at the high elf castle.
- Book 5 Queen Imogen turns out to be Ifechi, Florin's dead girlfriend.
- Book 5 The elf castle, with Signet's warriors, Kiwi and Tina, is teleported to the ninth floor.
- Book 5 Firas dies at the end of the party.
Entering floor 7 · The Great Race
Crawlers start in glass pods and are pulled through a maze of tubes several hundred kilometers long toward the exit portals. Paths close behind them and you cannot backtrack.
- Timer
- 20 days
- Crawlers
- 38,532 reached the eighth floor
- Places
- Pole Position Chamber · The maze
What happens here
- Book 5 Donut picks Viper Queen as her class for the floor.
- Book 5 Prepotente cracks the glass with a hammer and a stick, the whole level shatters, and everyone is pulled to the eighth floor.
- Book 5 Katia kills Eva, but Eva puts the Crown of the Sepsis Whore on Katia as she dies.
Entering floor 8 · The Ghosts of Earth
Each squad starts in one of 293 regions, an exact replica of Earth's surface on a past date. Monsters are captured as T'Ghee cards and fought with decks, and an exit key must be won in phase two.
- Timer
- 21 days
- Crawlers
- 38,532 at the start
- Places
- Havana, Cuba · El Capitolio Nacional de Cuba · 293 regions of Earth
- Bosses
- Asojano, Orisha (level 130 city boss), The Bedlam Bride, Reaper Spider Minion (level 140 city boss), The Reminiscence Hydra of Malicious Compliance (level 125 city boss), Madre de Aguas (level 125 city boss)
What happens here
- Book 6 Donut picks the Caribbean and they land in Havana, Cuba, on December 10th.
- Book 6 Quan Ch, a player killer with over 60 skulls, is killed.
- Book 6 Tserendolgor confesses to cheating at the pet show and then dies.
- Book 6 The god Ysalte is killed.
- Book 6 Carl is tattooed with the Eye of the Bedlam Bride.
Entering floor 9 · Faction Wars
A war game where teams of armies fight for control, centered on Larracos, City of Dreams. Carl and Donut lead their own team, the Princess Posse.
- Timer
- 30 days, or 90 hours after a winner is declared
- Crawlers
- 32,429 at the start
- Places
- Larracos, City of Dreams · Shanty Town ring · Stronghold and flag room · Faction market
What happens here
- Book 7 The floor opens under a 60-hour ceasefire with 10 teams left.
- Book 7 A new non-team entity, the War Mage Rebellion led by Akuma, joins the war.
- Book 7 Li Jun dies.
- Book 7 Larracos and Shanty Town are moved to the 12th floor, and the Princess Posse wins Faction Wars.
- Book 7 Katia must pick a boon from the goddess Eileithyia; pregnancy would send her out of the dungeon.
Entering floor 10 · Don't Come in Last
Seven heats of races, with nine teams of up to four crawlers in each. Each team gets a vehicle or creature, and coming in last means death.
- Timer
- Suspended at the start
- Crawlers
- 5,501 at the start
- Places
- Team garages · Race tracks
- Bosses
- Slag Elemental (level 75 neighborhood boss)
What happens here
- Book 8 Almost 15,000 crawlers take a deal after Faction Wars, a record.
- Book 8 Carl and Donut's vehicle is a Big Shot Chicken food truck.
- Book 8 Killing some mobs lets crawlers send a stand-in to the arena on the 11th floor.
- Book 8 The 11th floor is announced as A Parade of Horribles.
Entering floor 11 · A Parade of Horribles
A short floor framed as a parade and a march to an arena. All surviving crawlers work together, and the whole floor has a time limit of about 3 hours.
- Timer
- 3 hours, 15 minutes
- Crawlers
- 23 at the start, 19 at the end
- Places
- Parade Float Staging Area · The arena
- Bosses
- Krakaren Prime (level 235 floor boss), Scolopendra (level 500 dungeon boss)
What happens here
- Book 8 Only 23 crawlers enter, and the leaderboard and bounties switch off.
- Book 8 At the crawlers' request, Krakaren Prime and Scolopendra, the dungeon boss, are brought to the floor.
- Book 8 The AI calls the crawlers winners and opens the exit door on the 18th floor.
- Book 8 Nineteen crawlers remain, and collapse timers past the 11th floor are suspended until the Ascendency has a winner.
- Book 8 Scolopendra joins Carl's party as a level 1 crawler.
Entering floor 12 · Court of the Ascendency
Home of the Celestial Ascendency, a game where rich sponsors play as gods. Larracos and its NPCs are transferred here.
- Book
Entering floor 13 · Thirteenth Floor
The deepest any crawler has ever reached; one man got there and died within half an hour. Rage Elementals come from here.
- Book
Entering floor 15 · Sheol
The AI says it has cut itself off and crawlers can probably skip it.
- Book
Entering floor 18 · Eighteenth Floor
A luxury resort where the galaxy's rich party and gamble. No crawler has ever reached it.
- Book
What happens here
- Book 8 To win, crawlers must exit through the final door on the 18th floor, which the AI opens.