hold_firm_3.xml

<abilities>
  <ability>
    <clone>hold_firm</clone>
    <key>hold_firm_3</key>
    <description>
      Enter stance with a 9 turn duration, gaining ⮃+5 protection⮃ and ⮃+50% knockback chance⮃.
      [p]Knocking back an enemy extends the duration by 1 turn.
    </description>
    <stanceInfo>
      <turns>9</turns>
      <extenders>
        <extenders>
          <type>OnKnockback</type>
          <amount>1</amount>
        </extenders>
      </extenders>
      <modifiers>
        <modifiers>
          <type>Protection</type>
          <amount>5.0</amount>
        </modifiers>
        <modifiers>
          <type>KnockbackChance</type>
          <amount>0.5</amount>
        </modifiers>
      </modifiers>
    </stanceInfo>
    <unlockInfo>
      <autoDiscover>0</autoDiscover>
      <unlockRequirements>
        <requiredPoints>1</requiredPoints>
      </unlockRequirements>
      <replaces>hold_firm_2</replaces>
    </unlockInfo>
  </ability>
</abilities>