最后自己摸索出来了...是不该带括号....
插件输入Mercenary Add 2 3 true

老早以前下的了，貌似是其他论坛下载的，看不懂...我在角色备注里写了<Mercenary: 0, 0, 0>

在事件里写了插件指令：Mercenary Add [0002] [3] [true] 一点就出现上面那种情况...
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Terms of Use
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Don't remove the header or claim that you wrote this plugin.
Credit Mr. Trivel if using this plugin in your project.
Free for commercial and non-commercial projects.
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Version 1.0
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Actor Tags
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To set up quicksand regions, use the following setup in Map Note Field:
<Mercenary: [J_CE], [L_CE], [LD_CE]>
[J_CE] - common event to play when mercenary is recruited
[L_CE] - common event to play when mercenary leaves
[LD_CE]- common event to play when mercenary leaves after death (if enabled)
Set argument to 0 if you don't want Common Event to play.

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Plugin Commands
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Mercenary Add [ID] [BATTLES_COUNT] [LEAVES_ON_DEATH?]
Mercenary Remove [ID]

[ID] - Actor ID
[BATTLES_COUNT] - For how many battles will mercenary join
[LEAVES_ON_DEATH] - true/false - will he leave on death?
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Version History
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1.0 - Release