echo_current_debuff.xml

<statusEffects>
  <statusEffect>
    <turns>4</turns>
    <name>Echo Current</name>
    <key>echo_current_debuff</key>
    <icon>echo_current</icon>
    <modifiers>
      <modifiers>
        <type>ThunderResist</type>
        <amount>-0.25</amount>
      </modifiers>
    </modifiers>
  </statusEffect>
</statusEffects>