ambersteel_ore_status.xml

<statusEffects>
  <statusEffect>
    <name>Ambersteel</name>
    <key>ambersteel_ore_status</key>
    <type>debuff</type>
    <icon>icon_status_ambersteel</icon>
    <allowMany>false</allowMany>
    <description>
      Ambersteel in your inventory is sapping your body's ability to heal.
    </description>
    <hasTurns>false</hasTurns>
    <modifiers>
      <modifiers>
        <type>HealingEfficiency</type>
        <amount>-0.05</amount>
      </modifiers>
    </modifiers>
  </statusEffect>
</statusEffects>