Nourishing Shoal
Instant — Arcane
You may exile a green card with converted mana cost X from your hand rather than pay this spell's mana cost.
You gain X life.
イラスト：
Ultimate Masters#175レア英語適正
裁定
2018年12月7日
If a card in a player’s hand has in its mana cost, X is considered to be 0.
2018年12月7日
If a spell has in its mana cost, include the value chosen for that X when determining the converted mana cost of that spell, even if it was cast for an alternative cost and no mana was spent on X.