Yu-Gi-Oh! - Dragunity Knight - Trident (HA04-EN028) - Hidden Arsenal 4: Trishulas Triumph - Unlimited 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 Hidden Arsenal 4: Trishulas Triumph set. You will receive the Unlimited Edition version of this card.