FANDOM


Ancient Caustic Sewers
AncientCausticSewersEntrance
Ancient Caustic Sewers entrance

Floors

15

Random

Yes

Weather

No

Boss

No

Set Level

No

Secret Room

Yes

Level Range

??? to 75

Ancient Caustic Sewers, also known as ACS and DCS, is a continuation dungeon of Caustic Sewers. The green water in this dungeon can poison a water, flying, or levitating Pokémon, so bringing a Pokémon with Refresh will help you throughout this dungeon.

Dungeon Parts

Scenery

Low Floors

The dungeon is light green in color and has light green water.

ACS

Pokémon

Pokémon in bold are recruitable. Please visit the Recruitable Pokemon page for more information.

Low Floors

  • Dustox
  • Raticate
  • Gengar
  • Venomoth
  • Arbok
  • Ariados
  • Golbat
  • Crobat
  • Nidoqueen
  • Nidoking
  • Muk
  • Serviper
  • Reniculus
  • Dustox
  • Solosis (Day and Night)
  • Duosion
  • Skuntank
  • Ferrothorn
  • Ferroseed (Day and Night)
  • Brongzong
  • Garbodor

Items

End Box Items

Name Location Rarity SpecialTile Visible
Big Nugget End Box No N/a
Max Revive End Box No N/a
TM Sludge Bomb End Box No N/a
Old Gateau End Box No N/a
TM Poison Jab End Box No N/a
TM Venoshock End Box No N/a
Purity Relic End Box No N/a
Poison Dust End Box No N/a
Full Restore End Box No N/a

Secret Room

ACS SR

In Ancient Caustic Sewers, Secret Rooms contain 2 Deluxe Boxes.

Items:

  • Relic Vase
  • Revival Herb
  • TM Sludgewave

(This is likely incomplete, feel free to add onto it).

Dungeon Objective

Get to the end.

Tips

Bring a Pokémon with Refresh.

There is a kecleon shop at 12f

== Trivia ==

This is the highest level dungeon in tanren underground.

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