Blockout Curtain If a card(s) you control would be destroyed by battle or an opponent's card effect, you can destroy this card instead of 1 of those cards. If a card(s) your opponent controls would be destroyed by battle or card effect, you can banish this card from your GY instead of 1 of those cards. You can only use each effect of "Blockout Curtain" once per turn. Continuous Spell Card spell