flash_step_status.xml

<statusEffects>
  <statusEffect>
    <name>Flash step</name>
    <key>flash_step_status</key>
    <icon>unarmed_5</icon>
    <hasTurns>false</hasTurns>
    <modifiers>
      <modifiers>
        <type>MoveSpeedBonus</type>
        <amount>25.0</amount>
      </modifiers>
      <modifiers>
        <type>MoveSpeedBonus</type>
        <amount>1.0</amount>
        <multiplier>Unarmed</multiplier>
      </modifiers>
    </modifiers>
  </statusEffect>
</statusEffects>