If this card is Pendulum Summoned: All face-up cards your opponent currently controls have their effects negated, until the end of this turn. Once per turn, during your Main Phase, if this card was Pendulum Summoned this turn: You can target up to 2 cards in your Spell & Trap Zones; destroy them, and if you do, for each destroyed card, this card gains 1 additional attack during each Battle Phase this turn.