Black-Winged Dragon Secret Rare

1 Tuner + 1 or more non-Tuner monsters. // Whenever you would take damage from a card effect, place 1 Black Feather Counter on this card instead. This card loses 700 ATK for each Black Feather Counter on it. Once per turn, you can remove all Black Feather Counters on this card to have 1 face-up monster your opponent controls lose 700 ATK for each Black Feather Counter, and inflict damage to your opponent equal to the ATK lost by that monster because of this effect.