• Base Level 140
• Must be in a party of 2+ players
• 1 day cooldown
• You need Seagod's Protection (6436) in your inventory.
• You can buy Seagod's Protection (6436) for Nyangvine Fruit (6909) in malangdo at the Special Vending Machine.

Duration	Price
Seagod's Protection Box (16740)	Nyangvine Fruit (6909)
Seagod's Protection Box2 (16763)	Nyangvine Fruit (6909)
Seagod's Protection Box3 (16764)	Nyangvine Fruit (6909)

• Use the Warper > Instances > Malangdo Culvert.
• Talk to Missing, the Cleaner. (mal_in01 160, 34)
  

• Choose the options Are you ok? and I will help…
• Talk to Albo (mal_in01 172, 28) and take the quests. (General for Normal mode, Hard for Hard mode.)
  

• Talk to Missing, the Cleaner again with the Seagod Protection in your inventory. Choose Aragam insulted me.
• You'll get warped into a room. Talk to Missing, the Cleaner.
• Choose I'm pretty good at delivering bread. for Normal mode.
• Choose I know how to fight. for Hard mode.
• Select the following options to start the instance:
• As you wish~
• Yes, I see them.
• Let's start!

• There will be an announcement whenever a drain appears. The map indicates them with a yellow cross.
• At the drain, a group of aggressive monsters appear.

They are all Water property. Bring a converter for maximum damage.

• The drain will shine in a big, blue light. Click on it to deactivate them. (Getting hit will cancel the process.)

If you can't kill the monsters in time, the drain will close and a Contaminated Stem appears.

If 6 Stems are present, the party will be kicked out.

• Repeat the process until the following message appears: Contaminated Seaweed: X stem. Missing will come and inspect the results of the cleaning soon.
• Soon after this announcement, the MVP starts around the center.

Normal Mode: Gloomy Ceolecanth or Weird Ceolecanth

Hard Mode: Violent Ceolecanth or Mutant Ceolecanth.

• Look out for the following skills:

Break Armor: Can break Marc carded armors.

Frost Diver: Try to get a Marc card against Freezing.

Jupitel Thunder: Tank it next to a wall to avoid knockback.

Waterball: Either get water resistance or constant heal.

• Upon defeating the boss, random loot appears around the room. Be sure to grab them before leaving the instance!
• Leave the instance and talk to Madeca (mal_in01 172, 26) to receive the reward for your quests.

Normal Daily: 2 B Class Coin (6419)

Normal Weekly: 1 Seagod's Anger (6423)

Hard Daily: 1 C Grade Coin Bag (12619)

Hard Weekly: 5 Seagod's Anger (6423)