技能
先看它在什么时候真的有用
这是应急阀门，不是回血方案：只有血线快见底时才生效，回的也只是已损生命的一小截。炸弹流里当保底保险可以，指望它撑生存不行。
带入规划器怎么决定要不要拿
Take it when survival or consistency is the reason the run ends. The survival, safe, subweapon signals describe the kind of problem it is meant to solve.
Do not spend a damage slot on it when the run is already safe and a core engine pick is available.
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。