技能
先看它在什么时候真的有用
把交易的回报直接抬一个稀有度档位，每凑满一轮消费就换一件未鉴定传说遗物。这让健康的硬币引擎变成他全套体系里最稳定的传说产线——只要你的 Build 本来就常触发交易，这张几乎无脑拿。
带入规划器怎么决定要不要拿
Take it when your current route already produces the coins, economy signals. The value comes from repeating that event, not from the item name or rarity alone.
If none of its triggers are happening yet, keep the slot open for a pick that strengthens the engine already on screen.
证据和关联对象
证据标记：Data-backed blueprint。数据按英文名称核对，中文名称只作为查找辅助。