Vampire Fraulein Secret Rare

When a monster declares an attack: You can Special Summon this card from your hand in Defense Position. You can only use this effect of "Vampire Fraulein" once per turn. Once per battle, if your Zombie monster battles an opponent's monster, during damage calculation (Quick Effect): You can pay LP in multiples of 100 (max. 3000); your battling monster gains that much ATK/DEF during that damage calculation only. At the end of the Battle Phase, if this card destroyed any monster(s) by battle: You can Special Summon them from the GYs to your field.