Underground River Map (Atlas of Worlds)

Underground River MapMap Level: 78
Map Tier: 10Travel to this Map by using it in the Eternal Laboratory or a personal Map Device. Maps can only be used once.

Underground River map is a map based on The Den in Act 2.

Map Type: Indoors

Boss: The Idol Beyond, based on Kuduku, the False God from The Ledge in Act 1.

Vendor:

• Produced by three Reef MapsReef MapMap Level: 70
  Map Tier: 3
  Guild Character: 7Each plank of rotting wood, each dead sailor, feeds the island and makes it grow.Travel to this Map by using it in a personal Map Device. Maps can only be used once..
• Three Underground River MapsUnderground River MapMap Level: 69
  Map Tier: 2
  Guild Character: 9Life, like still water, becomes trapped. Stagnant. Foul.Travel to this Map by using it in a personal Map Device. Maps can only be used once. yield one Underground Sea MapUnderground Sea MapMap Level: 69
  Map Tier: 2
  Guild Character: qSilent stillness. The waters are as cold as they are black.Travel to this Map by using it in a personal Map Device. Maps can only be used once..

Divination cards

The following divination cards can drop in this area:

• The GamblerThe Gambler5Divination Card"I don't believe in karma. If it were real, I would never win."
• Her MaskHer Mask4Sacrifice FragmentTo her beauty you submit,
  lest your neck the great Queen slit.
• The TrialThe Trial7Map
  Map Tier: 15
  CorruptedYou cannot journey to new lands until you have the courage to leave the safety of home.
• Treasure HunterTreasure Hunter7Vaults of Atziri
  Corrupted"Don't worry, I know what I'm doing."
  - Toggo's Last Words
• The Wolf's ShadowThe Wolf's Shadow3Hyaon's Fury"If I fall, we will fall together with my fangs in your throat."

Unique version

• Caer Blaidd, Wolfpack's DenCaer Blaidd, Wolfpack's Den
  Underground River MapMap Level: 69
  Map Tier: 2
  Guild Character: æ
  Item Quantity: +150%
  Item Rarity: +150%Unique Boss drops 4 additional Maps
  (20-50)% more Magic Monsters
  (20-50)% more Rare Monsters
  25% more Monster Life
  30% increased Monster DamageHowls and laughter
  They hide in the day
  They smell you, they watch you
  They track their new preyTravel to this Map by using it in a personal Map Device. Maps can only be used once.

Version history

Version	Changes
2.4.0	Name changed from Underground Sea Map to Underground River Map. Most existing maps have been revamped to have more balanced monster composition, layouts, boss fights and rewards.