遗物
先看它在什么时候真的有用
把必杀技变成[终点]引擎：冰川造成伤害后，你身上所有[终点]效果会再触发一遍。[终点]遗物堆得越多，每次开必杀技就越赚，完全值得围绕它重组一整套终点流 Build。
带入规划器怎么决定要不要拿
Take it when your current route already produces the frost, ultimate, destination 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。