skillful_navigation.xml

<abilities>
  <ability>
    <isSkillBonus>true</isSkillBonus>
    <name>Skillful Navigation</name>
    <key>skillful_navigation</key>
    <skill>travel</skill>
    <color>80545e</color>
    <icon>travel_1</icon>
    <description>
      Each travel level increases your overworld travel speed by 2%.
    </description>
    <type>passive</type>
    <passiveInfo>
      <modifiers>
        <modifiers>
          <type>OverworldMovementSpeed</type>
          <amount>0.02</amount>
          <multiplier>travel</multiplier>
        </modifiers>
      </modifiers>
    </passiveInfo>
    <unlockInfo>
      <autoUnlock>0</autoUnlock>
    </unlockInfo>
  </ability>
</abilities>