Hierophant of Prophecy

XYZ Monster · Spellcaster · DARK · ★7

ATK 2800/DEF 2600

“2 Level 7 Spellcaster-Type monsters Once per turn: You can detach 1 Xyz Material from this card; destroy Spell/Trap Card(s) your opponent controls, up to the number of "Spellbook" Spell Cards in your Graveyard.”