Predaplant Sarraceniant

When an opponent's monster declares a direct attack: You can Special Summon this card from your hand. After damage calculation, if this card battled an opponent's monster: You can destroy that opponent's monster. If this card is destroyed by battle, or if this card on the field is sent to the Graveyard by a card effect: You can add 1 "Predap" card from your Deck to your hand, except "Predaplant Sarraceniant". You can only use this effect of "Predaplant Sarraceniant" once per turn.