Dragunity Legion Structure Deck is a Structure Deck in the Yu-Gi-Oh! Trading Card Game (TCG). It is the eighteenth deck in the TCG's Structure Deck series, following Structure Deck: Marik. This deck is the TCG equivalent of Structure Deck: Dragunity Drive in the OCG.

Each Dragunity Legion Structure Deck contains 40 cards in total. The number of card of each rarity are as follows:

- 1 Ultra Rare

- 2 Super Rares

- 37 Commons