瞬间
直到回合结束,目标永久物成为神器,且仍具有原本类别。
抓一张牌。
You can target an artifact with Argent Mutation. When it resolves, you’ll simply draw a card.
If the permanent is an illegal target when Argent Mutation tries to resolve, it won’t resolve and none of its effects will happen. You won’t draw a card.