Number 16: Shock Master

[ Fairy / Xyz / Effect ] 3 Level 4 monsters Once per turn: You can detach 1 Xyz Material from this card to declare 1 card type (Monster, Spell, or Trap); that type of card (if Spell or Trap) cannot be activated, or (if Monster) cannot activate its effects, until the end of your opponent's next turn. ATK/ 2300 DEF/ 1600