Altior put in an impressive round of jumping when stretching his unbeaten record over fences to four in the Betfair Exchange Chase at Newbury.Nicky Henderson's exciting seven-year-old disposed of three talented and seasoned campaigners in some style in the Grade Two contest, registered as the Game Spirit Chase.Altior defied his novice status as he jumped with aplomb and flew the last few obstacles in tremendous fashion in the hands of Nico de Boinvillee.None of his three rivals could get near enough to deliver a blow andthere was only one horse in it as the 30-100 favourite coasted home by 13 lengths. Fox Norton was best of the remaining trio, finishing second in his first race for 90 days.Altior was cut to 1-3 from 2-5 for the Arkle Trophy by Paddy Power.