Nicknamed "The Irish Tornado," he is a fighter of American origin. With a 22 match 16 win record fighting mainly for King of The Cage, Jason maintains a stable record. Specializing in submissions, especially attacks to the neck, he likes to finish with a choke technique. What is characteristic is the impressive vigor he possesses, winning 9 consecutive matches in 2003, all of which he fought in a span of 1 year.
