You may look at the top card of your library any time.

You may cast spells from the top of your library by sacrificing a nonland permanent in addition to paying their other costs.

你可以隨時檢視你的牌庫頂牌。

你可以從你的牌庫頂施放咒語，但在其他費用之外，還須犧牲一個非地永久物。