2 Dragon monsters
Once 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, and make its ATK/DEF 0. You can only use this effect of «Hieratic Seal of the Heavenly Spheres» once per turn.

2 Level 8 monsters
Once per turn, when a Spell Card or effect is activated on the field (Quick Effect): You can negate that effect, and if you do, attach that card to this card as material. When an opponent’s monster declares an attack: You can detach 1 material from this card; change the attack target to this card and perform damage calculation. If another face-up Xyz Monster(s) you control is destroyed by battle or card effect: You can target 1 face-up Xyz Monster you control; it gains ATK equal to 1 of those destroyed monster’s original ATK.

1 Tuner + 1+ non-Tuner monsters
While your LP are less than or equal to your opponent’s, this Synchro Summoned card is unaffected by your opponent’s activated effects. Once per turn: You can pay 1000 LP, then target 1 monster you control and 1 card your opponent controls; banish them. At the start of the Battle Phase: You can make this card gain ATK equal to the difference in your LP and your opponent’s.

1 Tuner + 1+ non-Tuner monsters
If a monster is Synchro Summoned: Draw 1 card. This card must be face-up on the field to activate and to resolve this effect.