When a card or effect is activated that targets this card on the field (Quick Effect): You can discard 1 card; negate that effect. You can only use each of the following effects of "Blue-Eyes White Dragon, the White Phantom Beast" once per turn. When this card is added from the Deck to your hand, or your monster is destroyed by battle: You can reveal this card in your hand; Special Summon it. If this card is Special Summoned from the hand or Deck: You can destroy all monsters your opponent controls, also you cannot attack directly for the rest of this turn, except with "Blue-Eyes" monsters.