Battle Sister, Parfait

(This ability is active if you have four or more damage):During your turn, if the number of cards in your hand is four or more, this unit gets +3000 and ":When this unit's attack hits a vanguard, draw a card.". : 2-card with "Battle Sister" in its card name] If the number of cards in your hand is three or less, draw a card. /:Lord (If you have a unit without a same clan as this unit, this unit cannot attack)