Purrely Sleepy Memory

“The next battle or effect damage you take this turn will become 0. You can also immediately apply the following effect. ● Discard 1 card, and if you do, Special Summon 1 Level 1 "Purrely" monster from your Deck. A "Purrely" Xyz Monster that has this card as material gains the following effect. ● Once per turn, during your opponent's Standby Phase: You can draw 1 card.”