sentences:  Antoni made his UFC debut at UFC 65 on November 18, 2006, defeating Sherman Pendergarst by technical knockout due to Ilyushin kicks.His next fight was at UFC Fight Night 9 on April 5, 2007 against Justin McCully, a late-notice replacement for Hardonk's original opponent, former UFC Heavyweight Champion Frank Mir, as he had to drop out due to a shoulder injury.Hardonk lost to McCully via unanimous decision.