exploit_weakness.xml

<abilities>
  <ability>
    <name>Exploit Weakness</name>
    <key>exploit_weakness</key>
    <skill>Maces</skill>
    <icon>exploit_weakness</icon>
    <tagline>"Break their bones, then break their will."</tagline>
    <description>
      While Barbaric Breakthrough is active, gain +12% damage per cripple wound on target.
    </description>
    <type>Upgrade</type>
    <passiveInfo>
      <perTargetModifiers>
        <modifiers>
          <modifiers>
            <type>Damage</type>
            <amount>0.0</amount>
            <modifierConversion>
              <type>Quantifier</type>
              <multiplier>0.12</multiplier>
              <quantifier>
                WoundCount -> crippled:true
              </quantifier>
            </modifierConversion>
          </modifiers>
        </modifiers>
        <requirements>
          <requirements>
            <type>Condition</type>
            <params>
              <params type="condition">HasStatusEffect -> key:barbaric_breakthrough, target:player
</params>
            </params>
          </requirements>
        </requirements>
      </perTargetModifiers>
    </passiveInfo>
    <unlockInfo>
      <autoDiscover>0</autoDiscover>
      <unlockRequirements>
        <requiredPoints>2</requiredPoints>
        <requires>barbaric_breakthrough</requires>
      </unlockRequirements>
    </unlockInfo>
  </ability>
</abilities>