Glass Slippers [BLRR-EN011] Secret Rare

If the equipped monster is a Fairy monster, it gains 1000 ATK. Otherwise, it cannot attack, also it loses 1000 ATK. If this card is sent to the GY because the equipped monster was destroyed: You can target 1 "Prinzessin" you control; equip that target with this card. You can only use this effect of "Glass Slippers" once per turn.