卡牌列表
C 0225 – ECL
When this creature enters and whenever you cast a spell with mana value 4 or greater, you may discard a card. If you do, draw a card.
生物
标准
先驱
炼金
史迹
永续
史迹争锋
- If a spell has {X} in its mana cost, use the value chosen for that X to determine the mana value of that spell.