A year ago at this time, everybody in the NHL was wondering what was wrong with Sidney Crosby. Almost assuredly, Auston Matthews of the Toronto Maple Leafs has been watching as Crosby plays some of the best hockey of his career — and on Saturday night at PPG Paints Arena, a NHL No. 1 draft pick gets to go against the league’s No. 1 player on his home ice. On Tuesday, 2015 No. 1 pick Connor McDavid put on a whirlwind of a show with three dazzling assists, yet they weren’t enough as Crosby’s Pittsburgh Penguins beat McDavid’s Edmonton Oilers 4-3.