結界
在你的維持開始時,在預示成真上放置一個計時指示物。
你於施放總魔法力費用等於或小於X的咒語時,可以支付

,而不支付其魔法力費用,X為預示成真上的計時指示物數量。每回合限如此作一次。
If you cast a spell for an alternative cost of
, you can't pay any other alternative costs, such as emerge costs. You can, however, pay additional costs, such as bargain. If the spell has any mandatory additional costs, such as that of Tormenting Voice, you must pay those to cast the spell.