Buyback {4} (You may pay an additional {4} as you cast this spell. If you do, put this card into your hand as it resolves.)

Create a 1/1 black Rat creature token.

Buyback {4} (You may pay an additional {4} as you cast this spell. If you do, put this card into your hand as it resolves.)

Create a 1/1 black Rat creature token.

购回{4}（你施放此咒语时可以额外支付{4}。如果你如此作，则结算此咒语时将它放入你的手牌。）

派出一个1/1黑色老鼠衍生生物。