You can only activate 1 card with this card’s name per turn.
(1) Send any number of other cards you control or in you hand to the GY; Until the end of the turn, halve the ATK and negate the effects of an equal number of an Effect Monsters your opponent controls. Your opponent cannot activate effects of cards of the same type (Monster, Spell or Trap) as the cards sent to the GY in response to this card’s activation.