Loading navigation

Stay in the loop

Set drops, price movers, and marketplace news - straight to your inbox.

Email address

By subscribing you agree to our Privacy Policy.

Real card prices and a trusted marketplace across every TCG.

Cardmine.io is owned by Cardmine B.V., based in the Netherlands and registered with the Dutch Chamber of Commerce (KvK) under number 93171072.

Games

Pokémon
Pokémon JP
Lorcana
One Piece
Magic: The Gathering
Yu-Gi-Oh!
Dragon Ball Super · Soon
Digimon · Soon
Flesh and Blood · Soon

Marketplace

Browse marketplace
Search cards
Newest sets
My cards
Collections

Company

About
Blog
Help center
FAQ
Fees
Contact

Support

Buyer Protection
Shipping guide
Seller fees
Terms of Service
Privacy Policy

Tools

Pokémon Card Value Checker
Lorcana Card Value Checker
One Piece Card Value Checker
MTG Card Value Checker
Yu-Gi-Oh! Card Value Checker

© 2026 Cardmine - prices, set data and card information for every TCG.

Terms Privacy Cookie preferences

Magic: The Gathering

Dragon Ball SuperComing soon
DigimonComing soon
Flesh and BloodComing soon

/

Buy Sea Monster 99★/357 (Eighth Edition) | Cardmine

Home
Sets
Eighth Edition
Sea Monster 99★/357

Sea Monster

Magic: The Gathering

Sea Monster 99★/357

Eighth Edition·99★/357·common

No offers yetBe the first to list this card on Cardmine.

Add to My Cards

Foil

€0,38

0,0%

0

Market price history

Raw

Foil

Marketplace (0)

Filter listings

Sort by

Condition

Price range

No marketplace offers match these filters.

Card Information

Artist & Attributes

ArtistDaniel Gelon

Mana cost: {4}{U}{U}P/T: 6/6Type: Creature — SerpentRarity: common

Colors: UIdentity: USerpent

Core Set

Eighth Edition

Card Text & Legality

Oracle text

This creature can't attack unless defending player controls an Island.

Flavor text

It's easy to believe the monster is a myth—until you feel three hundred thousand pounds of myth crashing down on your ship.

Legalities

Commander: legalLegacy: legalModern: legalPioneer: not legalStandard: not legalVintage: legal

More cards from Eighth Edition

Angel of Mercy

Angel of Mercy - 001/357

Eighth Edition

uncommon

Marketprice

€0,09

Angel of Mercy

Angel of Mercy - 1★/357

Eighth Edition

uncommon

Marketprice

€6,92

Angelic Page

Angelic Page - 002/357

Eighth Edition

common

Marketprice

€0,11

Angelic Page

Angelic Page - 2★/357

Eighth Edition

common

Marketprice

€0,48

Ardent Militia

Ardent Militia - 003/357

Eighth Edition

uncommon

Marketprice

€0,06

Ardent Militia

Ardent Militia - 3★/357

Eighth Edition

uncommon

Marketprice

€0,58