Nếu Black Cat-astrophe được kích hoạt, nhưng Ceasefire hoặc Compulsory Evacuation Device lại nằm chain sao cho số lượng quái thú Úp ở phía sân của tôi là 1 hoặc ít hơn khi nó thực thi, thì hiệu ứng có còn được áp dụng không?

Trap Normal

If a face-down Defense Position monster or an Effect Monster is on the field: Change all face-down Defense Position monsters on the field to face-up Defense Position (Flip monsters' effects are not activated at this time), also inflict 500 damage to your opponent for each Effect Monster on the field.

Trap Normal

During your opponent's Battle Phase, if you control 2 or more face-down Defense Position monsters: End the Battle Phase. You can banish this card from your Graveyard, then target 2 face-up monsters on the field, including at least 1 "Prediction Princess" monster; change them to face-down Defense Position.

Trap Normal

Target 1 monster on the field; return that target to the hand.