Maiden with Eyes of Blue (LCKC-EN012) - Legendary Collection Kaiba Unlimited

When this card is targeted for an attack: You can negate the attack, and if you do, change the battle position of this card, then you can Special Summon 1 "Blue-Eyes White Dragon" from your hand, Deck, or Graveyard. During either player's turn, when a card or effect is activated that targets this face-up card: You can Special Summon 1 "Blue-Eyes White Dragon" from your hand, Deck, or Graveyard. You can only use 1 "Maiden with Eyes of Blue" effect per turn, and only once that turn.