blood_shroud.xml

<statusEffects>
  <statusEffect>
    <turns>20</turns>
    <name>Blood Shroud</name>
    <key>blood_shroud</key>
    <icon>icon_status_blood_shroud</icon>
    <skipFirstTurn>true</skipFirstTurn>
    <description>
      The bloodwood drinks the light around you.
    </description>
    <modifiers>
      <modifiers>
        <type>Vision</type>
        <amount>-2.0</amount>
      </modifiers>
      <modifiers>
        <type>IsShrouded</type>
        <amount>1.0</amount>
      </modifiers>
    </modifiers>
  </statusEffect>
</statusEffects>