You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <allredirects garcontinue="Future_Imperfect_-_Initiative_and_Action_Speeds|4117" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1594" ns="0" title="The Supers Game" />
      <page pageid="1842" ns="0" title="Weekly game discussion" />
      <page pageid="2051" ns="0" title="Christopher R." />
      <page pageid="2370" ns="0" title="Cairn &quot;Blackeye&quot; Falst" />
      <page pageid="2415" ns="0" title="Outrider" />
      <page pageid="2647" ns="0" title="Bree" />
      <page pageid="3115" ns="0" title="Faye Rhynehart" />
      <page pageid="4177" ns="0" title="Future Imperfect: Appendix - 2, Advanced Action Cards" />
      <page pageid="4436" ns="0" title="Fredrick Grosz" />
      <page pageid="4488" ns="0" title="Dr. Rhys Aloysius Catalana-Moore" />
    </pages>
  </query>
</api>