He signed with the World Series of Fighting promotion and made his debut in September 2013 at World Series of Fighting 5 : Arlovski vs. Kyle , facing Darren Costa .
In 2013 , Gracie set his sights on competing in mixed martial arts .
He signed with the World Series of Fighting promotion and made his debut in September 2013 at World Series of Fighting 5 : Arlovski vs. Kyle , facing Darren Costa .
In 2013 , Gracie set his sights on competing in mixed martial arts .