Well, after more checking around, I'm not sure Carmina Burana is the music used for the theme.
While they are similar, I do not know if it is the same music.
It might be a variation or a different arrangement of the music, but I am not a musician so I cannot tell.
Following Marshall's original information, I found this.
http://www.firstcom.com/#/en/BROWSE/browsed-results.aspx?SelectedCDId=6839See line #16 in the second grouping
DiscoveryThe info for
Resolution Reaction lists Kavin Hoo as the composer and no credit to Carminia Burana.
The info list this for the work:
Moods
Confident, Determined, Building, Anticipation, Dangerous, Tense And hits the nail on the head.
If you just can't get enough of the intro to
Gun Stories, this is for you: