gremlin_king_key.xml

<items>
  <item>
    <key>gremlin_king_key</key>
    <name>Gremlin King's Key</name>
    <description>
      An old and rusty key.
    </description>
    <type>loot</type>
    <icon>item2_101</icon>
    <sortKey>_loot01</sortKey>
    <weight>0.1</weight>
    <priceDetails>
      <canTrade>false</canTrade>
    </priceDetails>
  </item>
</items>