John Kolosci

John Kolosci, a distinguished and accomplished mixed martial artist hailing from the United States, embarked on a professional career that spanned over eight years, from 2003 to 2011, during which time he demonstrated his exceptional skills in various prominent mixed martial arts organizations, including the Ultimate Fighting Championship (UFC),Bellator, Strikeforce, the Xtreme Fighting Championship (XFC),and even had the opportunity to participate in the reality television series The Ultimate Fighter, proudly representing Team Serra throughout his tenure.