Structure Deck: Sacred Beasts of Chaos

Structure Deck: Sacred Beasts of Chaos is a Structure Deck in the Yu-Gi-Oh! Official Card Game (OCG). It is the 40th Deck in the OCG's Structure Deck series, following Structure Deck: Rebirth of Shaddoll.

The theme for this Structure Deck is based on a poll conducted by Konami on its Official Card Database site during June 21 to July 3, 2019. . The "Sacred Beasts" theme achieved second place on that poll.

Breakdown
In the OCG, each Structure Deck: Sacred Beasts of Chaos contains:
 * 1 Preconstructed Deck of 41 cards
 * 1 Ultra Rare
 * 2 Super Rares
 * 5 Parallel Rares
 * 33 Commons
 * 1 Sacred Beasts Unleashed Pack of 5 cards
 * 4 Ultra Rares/Secret Rares
 * 1 Super Rares/Secret Rares
 * 1 Double-sided Playmat/Playing Guide