Yu-Gi-Oh! - Sinister Serpent (SDD-002) - Stairway to the Destined Duel GBA Promo - Promo Edition - Secret Rare A single individual card from the Yu-Gi-Oh! trading and collectible card game (TCG/CCG). This is of Secret Rare rarity. From the Stairway to the Destined Duel GBA Promo set. You will receive the Promo Edition version of this card.