> ## Documentation Index
> Fetch the complete documentation index at: https://nexusgamesinc.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Skills and keywords

> The key to unique card and effects

Many constants have effects called skills that affect the game.
There are three kinds of skills:

* Persistent
* Reactivt
* Activated

<CardGroup cols={3}>
  <Card title="Persistent skills" icon="anchor" color="#3b82f6">
    Happens continously while the constant is on the planet.
  </Card>

  <Card title="Reactive skills" icon="bell-ring" color="#f97316">
    Happens when a certain condition is met.
  </Card>

  <Card title="Activated skills" icon="megaphone" color="#10b981">
    Happens when you pay a cost.
  </Card>
</CardGroup>

<Note>
  Activated skills always have a speed that determines when it can be activated.
</Note>