Career
His nickname comes from his passion on pit bull dogs. Deniz began training in boxing at 10 years old before switching to Muay Thai. He has been to Thailand several times with the Turkish national team for season camps.
He made his debut with the K-1 promotion in August 2007 at the K-1 World Grand Prix 2007 in Hong Kong, where he defeated South Korean ssireum fighter Kim Dong-Wook in a reserve match for the 8-man Grand Prix taking part on that night.
On November 2, 2007, Deniz took part in the Grand Prix at K-1 Fighting Network Turkey 2007 but was defeated by Brazil"s Vitor Miranda at the quarter-final stage. On June 11, 2011, he made his lieutenant"s Showtime debut against the Romanian Daniel Ghiță in the main event at BFN Group presents: lieutenant"s Showtime Warsaw and lost via knockout in the second round due to a body shot.