遗物
先看它在什么时候真的有用
酸性流的定义级遗物：除了 50% 的大额酸伤，独有被动让你所有酸性加成同步作用于普通子弹，等于全部酸性投资都变成通用火力。见到它，整局都可以围绕酸性来构筑。
带入规划器怎么决定要不要拿
Take it when your current route already produces the acid, growth, reliable 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。