I already have a version scheduled for the next OV release that will let you chose SD or HD when available.
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<Description>-</Description>
<Configuration>
<item key="videoListRegEx"><![CDATA[<meta\sitemprop="url"\scontent="(?<VideoUrl>[^"]*)"/>\s*<meta\sitemprop="name"\scontent="(?<Title>[^"]*)"/>\s*<meta\sitemprop="thumbnail"\scontent="(?<ImageUrl>[^"]*)"/>\s*<meta\sitemprop="description"\scontent="(?<Description>[^"]*)"/>\s*<meta\sitemprop="uploadDate"\scontent="(?<Airdate>[^"]*)"/>\s*<meta\sitemprop="duration"\scontent="(?<Duration>[^"]*)"/>]]></item>
<item key="videoListUrlDecoding"><![CDATA[HtmlDecode]]></item>
<item key="nextPageRegEx"><![CDATA[<li\sclass="next"><a\sclass="override_nav_background_color\soverride_nav_text_color"\srel="next"\shref="(?<url>[^"]*)">→</a></li></ul></div>]]></item>
<item key="nextPageRegExUrlDecoding"><![CDATA[HtmlDecode]]></item>
<item key="playlistUrlRegEx"><![CDATA[\s*data-contentId='(?<url>[^']*)'*.*data-token="(?<token>[^"]*)"]]></item>
<item key="playlistUrlFormatString"><![CDATA[[URL][URL][URL][URL][URL][URL]http://www.gametrailers.com/feeds/video_download/[/URL][/URL][/URL][/URL][/URL][/URL]{0}/{1}]]></item>
<item key="baseUrl"><![CDATA[[URL][URL][URL][URL][URL][URL]http://www.gametrailers.com[/URL][/URL][/URL][/URL][/URL][/URL]]]></item>
<item key="videoThumbFormatString"><![CDATA[<meta\sitemprop="thumbnail"\scontent="(?<ImageUrl>[^"]*)"/>]]></item>
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<Categories>
<Category xsi:type="RssLink" name="Xbox">[URL][URL][URL][URL][URL][URL]http://www.gametrailers.com/xbox-360/videos-trailers[/URL][/URL][/URL][/URL][/URL][/URL]</Category>
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