Celtic powered to a 2-0 victory over Hearts in the Scottish Premiership on Saturday, their sixth successive win in all competitions this season. Arne Engels introduced himself with aplomb to score a penalty after 51 minutes before Luke McCowan also showed his Celtic potential with a classy finish off the woodwork to close out the win. In truth, the scoreline could have been greater. Kyogo Furuhashi missed a couple of gilt-edged chances in the first half with Adam Idah also having a goal narrowly ruled out due to offside. Hearts did have fleeting moments in the match and thought they’d won a pe…