Passcode: 24361622 Set: Duel Power ATK/DEF: 0/LINK-2 Card Number: DUPO-EN027 Monster Type: Dragon Rarity: Ultra Rare Attribute: Light Card Text: 2 Dragon monstersOnce per opponent's turn , if this card is in the Extra Monster Zone (Quick Effect): You can Tribute 1 monster from your hand or field; return 1 face-up card on the field to the hand. If this card is Tributed: Special Summon 1 Dragon monster from your hand or Deck but change its ATK/DEF to 0. You can only use this effect of "Hieratic Seal of the Heavenly Spheres" once per turn. Card Type: Link/Effect Monster Name: Hieratic Seal of the Heavenly Spheres Edition: 1st