Haste, Lifelink, Flying

At the beginning of your end step, if a creature an opponent controls with more toughness than Shalltear Bloodfallen was put into the graveyard or you control an Ainz Ooal Gown Planeswalker, transform Shalltear Bloodfallen

Flying, Lifelink

Whenever Shalltear, 1-3rd Floor Guardian attacks, she deals damage to target player equal to her toughness, then destroy target creature with toughness less than her power that player controls