Aegaion the Sea Castrum

Breakers of Shadow BOSH-EN055 • common

Set: Breakers of Shadow
Printing code: BOSH-EN055
Rarity: Common
Card type: Xyz monster
Attribute: Water
Level / Rank: 8
ATK: -1
DEF: 3000

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38,297cards tracked

1other printing of this card

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Lore

Why it matters

Aegaion the Sea Castrum debuted in the 2016 Breakers of Shadow set as a Rank 8 Xyz monster. It is notable for its unique ability to banish cards from the opponent’s Extra Deck, a tactical disruption effect that highlights the strategic evolution of the game during the era of pendulum summoning.

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Provenance

Where it came from

Aegaion the Sea Castrum was introduced as part of the Breakers of Shadow booster set, which was released in the English-language market in early 2016. The card belongs to a thematic series of Rank 8 Xyz monsters designed to interact with the Extra Deck, specifically focusing on a mechanical aesthetic that blends maritime motifs with fortified, defensive structures.

The design of the card reflects the aesthetic shift seen in mid-2010s Yu-Gi-Oh! card art, emphasizing complex, multi-layered machinery and metallic textures. As a common rarity card, it was widely accessible to players during its release, serving as a tactical tool for competitive decks that utilized high-level monsters to facilitate unique banishing effects against an opponent's Extra Deck.

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Other printings

Others named Aegaion the Sea Castrum

Same name, different printings and different cards — these sources have no shared id tying a reprint to its original.

Aegaion the Sea Castrum2016 Mega-Tin Mega Pack · #MP16-EN213 · common—

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About

About Aegaion the Sea Castrum

Aegaion the Sea Castrum is a card in the Yu-Gi-Oh! catalog on collecto.rs. Breakers of Shadow BOSH-EN055 • common. Catalog data is sourced from YGOProDeck. No public cards collectors track this one yet — adding yours would make you the first on collecto.rs.

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