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>
    <links gplcontinue="1|0|Forge" />
  </query-continue>
  <query>
    <pages>
      <page pageid="54" ns="0" title="CardGenerator" touched="2010-02-21T21:38:13Z" lastrevid="858" counter="32681" length="6061" />
      <page pageid="27" ns="0" title="Champs Promos" touched="2007-09-17T18:22:05Z" lastrevid="48" counter="9849" length="2425" />
      <page pageid="16" ns="0" title="DCI Legend Membership Poker Deck" touched="2007-09-16T15:12:25Z" lastrevid="29" counter="10753" length="365" new="" />
      <page pageid="7" ns="0" title="DCI Legend Membership Promos" touched="2007-09-17T07:12:39Z" lastrevid="31" counter="17646" length="1660" />
      <page pageid="263" ns="0" title="Duels of the Planeswalkers" touched="2013-02-13T03:31:50Z" lastrevid="4136" counter="24347" length="1214" />
      <page pageid="349" ns="0" title="Duels of the Planeswalkers 2012" touched="2012-03-28T03:59:33Z" lastrevid="3147" counter="23553" length="1738" />
      <page pageid="396" ns="0" title="Duels of the Planeswalkers 2013" touched="2021-04-10T02:49:47Z" lastrevid="7265" counter="63546" length="327" />
      <page pageid="408" ns="0" title="Duels of the Planeswalkers 2014" touched="2017-07-26T12:06:40Z" lastrevid="7085" counter="133694" length="5169" />
      <page pageid="443" ns="0" title="Duels of the Planeswalkers 2015" touched="2015-09-12T18:25:39Z" lastrevid="6510" counter="8103" length="738" />
      <page pageid="355" ns="0" title="Foreign Promos" touched="2014-01-20T07:23:39Z" lastrevid="5105" counter="25650" length="114698" />
    </pages>
  </query>
</api>