toxic_plume_2.xml

<abilities>
  <ability>
    <clone>toxic_plume</clone>
    <key>toxic_plume_2</key>
    <description>
      Create a poison explosion in a 3x3 area up to ⮃5 tiles⮃ away, applying a poison wound to each target
      in the area.
    </description>
    <cost>35.0</cost>
    <cooldown>7</cooldown>
    <targetInfo>
      <type>TileSelection</type>
      <aoeTargeting>
        <selectionArea>
          <type>square</type>
          <allowTargets>
            <allowCreature>true</allowCreature>
            <allowEmpty>true</allowEmpty>
            <allowPlayer>true</allowPlayer>
          </allowTargets>
          <params>
            <params type="width">5</params>
            <params type="height">5</params>
          </params>
        </selectionArea>
        <targetArea>
          <type>square</type>
          <params>
            <params type="width">1</params>
            <params type="height">1</params>
          </params>
        </targetArea>
      </aoeTargeting>
      <usesAmmo>false</usesAmmo>
      <abilityUseTime>
        <type>standard</type>
      </abilityUseTime>
    </targetInfo>
    <unlockInfo>
      <autoDiscover>0</autoDiscover>
      <unlockRequirements>
        <requiredPoints>1</requiredPoints>
      </unlockRequirements>
      <replaces>toxic_plume</replaces>
    </unlockInfo>
  </ability>
</abilities>