Yu-Gi-Oh! - Mystical Beast of Serket (SDMA-EN037) - Structure Deck: Marik - 1st Edition - Ultra Rare A single individual card from the Yu-Gi-Oh! trading and collectible card game (TCG/CCG). This is of Ultra Rare rarity. From the Structure Deck: Marik set. You will receive the 1st Edition version of this card.