nyris_status.xml

<statusEffects>
  <statusEffect>
    <name>Nyris Influence</name>
    <key>nyris_status</key>
    <type>mental</type>
    <description>
      A Nyris Seed in your inventory is corrupting your mind, causing you to go insane.
    </description>
    <hasTurns>false</hasTurns>
    <modifiers>
      <modifiers>
        <type>Insanity</type>
        <amount>1.0</amount>
      </modifiers>
    </modifiers>
  </statusEffect>
</statusEffects>