Caustic Sewers

Caustic Sewers, also known as CS, is a dungeon found in the Tanren Undercity. 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.

Floors 1-10
...

Floors 11-30
...

Abandoned Camp
After the boss at the end of the dungeon is a break point with a healing bed and storage. It leads to Ancient Caustic Sewers.

Boss
The boss is a resemblance to Team Skull from Explorers of Time/Darkness/Sky, which are Skuntank, Koffing, and Zubat. Skuntank drops 35 Ekop when it's defeated. Koffing and Zubat drop 1 Mushroom each.

Boss Drop:
 * 35 Ekop (Skuntank)
 * 1 Mushroom (Zubat, Koffing)

Before Fighting: After Defeating:
 * ???: Hold it right there!
 * Skuntank: Chaw-haw-haw! It's about time you made it here. Took you long enough.
 * Skuntank: Team Skull is going to be taking the treasure, AND the credit of revealing the mysteries of the Caustic Sewers.
 * Skuntank: ...
 * Skuntank: Bah! Where are those idiots. Zubat, Koffing, get over here!
 * Zubat: Y-Yes Chief!
 * Koffing: Y-Yes sir, Chief!
 * Koffing: Woah-ho-ho. Sorry boss, we were just checking out something cool.
 * Zubat: Heh-heh. Yeah, Chief. What he said.
 * Skuntank: Chaw-haw-haw. You idiot, I don't care about that. What I DO care about is this little brat. I told them to scram but they're still standing there.
 * Koffing: Woah-ho-ho! You heard what the Chief said, hit the road or we'll hit it for ya!
 * Zubat: Heh-heh. That's not how you say it.
 * Koffing: Woah-ho-ho! You-
 * Skuntank: Chaw-haw-haw! Enough of that you fools, let's just make this little idiot hightail it out of here. C'mon!
 * Team Skull: YEAH!
 * Skuntank: Chaw... haw-haw. How did a little twerp like you manage to stand up like that, against Team Skull?
 * Koffing: Woah... ho-ho.. The pain..
 * Zubat: Wheh-heh-heh.. Chief, how did we lose?
 * Skuntank: Shut it, you two, we didn't lose to nobody!
 * Skuntank: You there, Kid. You haven't seen the last of us Team Skull. Consider yourself lucky.
 * Skuntank: Come on, guys. Let's skedaddle out of here. Chaw-haw-haw!
 * Koffing: Woah-ho-ho! Aye aye, Chief!
 * Zubat: Y-Yes Chief!

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

Kecleon Shop Items
There is a Kecleon Shop on Floor 28.

Dungeon Objective
The goal is to complete it and go to Ancient Caustic Sewers. Caustic Sewers is also a location where a Pink Silk may be obtained.

Tips

 * A Pokémon with Refresh and Purity Relic/Safeguard/Gems are recommended.

Trivia

 * Caustic Sewers and it's continuation dungeon have the highest level ranges out of all the Tanren Undercity dungeons.