Hierophant of Prophecy [REDU-EN045] Ultimate Rare SM166 then select 1 Monster Card

then select 1 Monster Card and return it to its owner''s Deck

each time a Synchro Monster(s) is Synchro Summoned

Pay 1000 of your Life Points to send all cards in both players' hands and on the field to the Graveyard

you can also banish monsters from your field and/or either player's GY as Fusion Material

Trap Card or Summoned monster

Hierophant of Prophecy [REDU-EN045] Ultimate Rare SM166 then select 1 Monster CardSet: Return of the Duelist Card type: Xyz Effect Monster Rarity: Ultimate Rare Attack: 2800 Defense: 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.