Contents: Each premium booster box contains 6 packs, with each pack holding 6 cards.
Card Types: The set features 61 normal types and 93 parallel types of cards.
Special Inserts: The box offers a chance to pull rare autograph (AGR), secret (SEC), or special (SP) cards signed by the original author, illustrator, and anime voice cast members.
Artwork: All cards in this set feature original illustrations from the Overlord novel series by so-bin.