结界~灵气
结附于由你操控的生物
所结附的生物得+1/+1。
每当所结附的生物对任一牌手造成战斗伤害时,你可以牺牲凡尘执念。若你如此作,则消灭目标结界。
You decide whether to sacrifice Mortal Obstinacy as its triggered ability resolves. If it's not on the battlefield at that time, you can't sacrifice it and destroy the target enchantment.