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Sea Slug

IntermediateMembersShort

OSRS TCG Sea Slug — Old School RuneScape quest card mapping

Start: talk to Caroline.

Something strange is happening on the Fishing Platform. Missing fishermen and the presence of dozens of strange sea creatures gives cause for concern. Investigate the platform, discover the truth before it's too late.

Sea Slug is a members Old School RuneScape quest rated Intermediate. The OSRS TCG Sea Slug card list covers 1 of the items and monsters involved, including Swamp paste. This page pairs the quest with those cards and with the open player trades for them; the OSRS Wiki remains the authority on requirements and the walkthrough itself.

Full quest guide on the OSRS Wiki →

Beta: quest cards are matched to the best of our current knowledge and may include some mismatches — we're still working through the data. If something doesn't look right, please submit feedback.

The quest and minigame card relationships on this page are maintained by OSRS Card Exchange. Whether a related item or monster currently appears as a card, and its displayed OSRS TCG rarity, are legacy compatibility fields derived from the referenced OSRS TCG catalogue snapshot. OSRS Card Exchange is independently operated and is not affiliated with or endorsed by OSRS TCG or its developers. View OSRS TCG attribution and licence information.

Required items & monsters

Items you need to bring and the monsters you'll fight, paired with their OSRS TCG cards. See the wiki for the full requirement list.

Swamp paste

Swamp paste

Resource

A tar-like substance mixed with flour and warmed.

30 gpCommon

Walkthrough overview

A brief summary of the quest, noting where each card is used. The OSRS Wiki has the full, authoritative walkthrough.

  1. 1

    Talk to Caroline on the coast north of Witchaven; she asks you to find her missing husband and son via Holgart.

  2. 2

    Talk to Holgart, who needs swamp paste (not swamp tar) to repair his boat. Give him the swamp paste and talk to him again to sail to the Fishing Platform.

    • Swamp paste
  3. 3

    On the platform, avoid the sea slugs, find Bailey in the south-west room, and pick up the broken glass.

  4. 4

    Collect damp sticks, climb the ladder, and speak to Kennith upstairs, who asks you to find his father Kent.

  5. 5

    Have Holgart take you to the deserted island to talk to Kent, then return. Learn from Bailey that the slugs fear heat, and use his torch (lit with the damp sticks and broken glass) to finish the rescue and complete the quest.

Open exchanges for these cards

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OSRS TCG Sea Slug — frequently asked

Which OSRS TCG cards are linked to Sea Slug?
1 catalogue cards map to Sea Slug: Swamp paste. They are the quest's items and the monsters you fight that exist as cards in the Old School RuneScape TCG. The mapping is maintained by OSRS Card Exchange; whether something is a card, and its rarity, come from the OSRS TCG catalogue.
Is Sea Slug members only?
Yes, Sea Slug is a members quest. It is rated Intermediate.
What is the rarest card from Sea Slug?
Swamp paste at Common, which packs land on about 37.34% of the time. Rarity comes from the card's OSRS TCG score, not from the quest.
How do I get the OSRS TCG Sea Slug cards?
Pull them from packs in the OSRS TCG RuneLite plugin, or trade for them. Open exchanges for this quest's cards are listed further down this page, and the trade itself happens in the plugin's own Trade window in game.
Does this page tell me how to complete Sea Slug?
It gives a brief walkthrough overview and maps the quest to its OSRS TCG cards — the items and monsters involved, and who is trading them. For the complete requirements, detailed steps and rewards, the OSRS Wiki link on this page is the authority.

Related cards

Cards that come up around Sea Slug but that you don't actually need for it — NPCs mentioned in passing, scenery, or items suggested only for convenience.