At the end of the Damage Step, if this card battled: You can add 1 Purrely card from your Deck to your hand, also, if this card has Purrely Happy Memory as material, you can halve the ATK of 1 face-up monster on the field. Up to thrice per turn, when you activate a Purrely Quick-Play Spell Card (Quick Effect): You can attach that card on the field to this card as material, then you can return 1 Spell Trap your opponent controls to the hand.