|Structure Deck: Invincible Fortress|
|French||Deck de Structure: Forteresse Invincible|
|German||Structure Deck: Invincible Fortress|
|Kanji and furigana||
|Kanji||ＳＴＲＵＣＴＵＲＥ ＤＥＣＫ —守護神の砦—|
|Translated||Structure Deck: Fortress of the Guardian God|
|Base text||ＳＴＲＵＣＴＵＲＥ ＤＥＣＫ —무적의 요새—|
|Hangul||스트럭처 덱 —무적의 요새—|
|Number of cards||40|
|Yugioh-Card database ID|
Structure Deck: Invincible Fortress
Structure Deck: Invincible Fortress is a Structure Deck in the Yu-Gi-Oh! Official Card Game (OCG) and Yu-Gi-Oh! Trading Card Game (TCG). It is the seventh deck in the OCG's Structure Deck series (fifteenth including the Character Structure Decks), following Structure Deck: Spellcaster's Judgment. In the TCG, it is the seventh deck.
|“||Create an unbreakable defense with the mighty Earth Monsters in the "Invincible Fortress" Structure Deck! These monsters can be Summoned to unleash their powerful effects, and then returned to face-down Defense Position to protect your Life Points with their incredible Defense Points. "Invincible Fortress" is ready to play right out of the box and is great for new Duelists as well as experienced players. Each Deck contains 40 cards, including an all-new Ultra Rare monster, a rulebook, and a Dueling Guide to help Duelists improve the Deck and their game!||”|
The deck features Earth monsters, Direct Damage through card effects, high defense monsters and returning the opponent's monsters to their hand. Featured cards include "Exxod, Master of The Guard", "Great Spirit", and "Canyon".
Each Structure Deck: Invincible Fortress contains 40 cards in total. The number of card of each rarity are as follows: