Sealock Monster is an Uncommon creature card from the 2013 Theros expansion in Magic: The Gathering, featuring a unique Monstrosity ability.
Sealock Monster
2013 • Magic: The Gathering • Theros
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Description
Sealock Monster, designated as card number 62 in the 2013 Theros expansion, is a notable Uncommon addition to Magic: The Gathering collectors' archives. This creature card represents the aquatic themes prevalent in the Theros block, featuring a 5/5 Octopus with a mana cost of {3}{U}{U}. The card's design and mechanics reflect the intricate world-building of the Theros setting, where mythology and fantasy converge to create a rich gaming experience. The gameplay of Sealock Monster centers on its ability to control the board through strategic land manipulation. Its primary restriction requires the defending player to control an Island for it to attack, adding a layer of tactical depth to gameplay. The card's standout feature is its Monstrosity ability, which allows players to spend {5}{U}{U} to place three +1/+1 counters on the creature, transforming it into a monstrous entity. This transformation triggers a powerful effect: when Sealock Monster becomes monstrous, it forces a target land to become an Island in addition to its other types. This mechanic not only enhances the creature's power but also provides strategic advantages by altering the battlefield landscape. The card, illustrated by Adam Paquette, serves as a piece of Magic: The Gathering history, appealing to those who appreciate the evolution of the game's mechanics and themes. As an Uncommon card, it represents a balanced approach to rarity, making it accessible yet valuable for set completionists and enthusiasts of the Theros block. The card's unique abilities and thematic relevance make it a desirable item for those looking to expand their Magic: The Gathering collections, offering both nostalgic value and gameplay utility.
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Card Details
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Catalog Profile
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Featured Subject
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Featured
Sealock Monster
Game
Magic: The Gathering
TCG Attributes
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Uncommon
Adam Paquette
Card Stock
English
{3}{U}{U}
Creature — Octopus
5 / 5
U
Card Text
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This creature can't attack unless defending player controls an Island. {5}{U}{U}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.) When this creature becomes monstrous, target land becomes an Island in addition to its other types.








