 In early 2008, he returned to the USA where he trained with former UFC Champion, Randy Couture and former Pride Champion Wanderlei Silva.That same year he opened Drysdale Jiu-Jitsu in Las Vegas, still in operation today.He has competed and taught in various countries around the world, including Germany, Denmark, Poland, France, Sweden, Finland, Mexico, Australia, New Zealand Canada, Cuba, Brazil, Norway, Ireland, Holland, Belgium, Greece, Serbia, Spain, Turkey, Russia, England, Scotland, Japan, Bulgaria and Austria; while teaching and hosting seminars in cities across the United States.