A WSOF Lightweight Title bout as champion Justin Gaethje defends the championship against Ozzy Dugulubgov. Gaethje will be making the seventh defense of his championship, last defending it against Brian Foster at the WSOF 29. Dugulubgov will enter the fight riding a three fight winning streak, which includes a win over TUF alumni Keon Caldwell. World Series Of Fighting 33 takes place on September 24th from the 4 Bears Casino & Lodge in New Town, North Dakota with the aforementioned fighters headlining.