Once during your turn, you may look at the top card of your opponent's deck. If you do, look at the top card of your deck.Your opponent's Active Pokémon is now Asleep.
During your opponent's next turn, prevent all effects of attacks used by your opponent's Pokémon done to this Pokémon. (Damage is not an effect.)If you have the same number of cards in your hand as your opponent, this attack does 90 more damage.