Heroes and zeros from the  Knicks’ 137-98 Game 1 decimation of the 76ers  on Monday night at the Garden:    Hero Freed from the clutches of Hawks defensive ace Dyson Daniels, Jalen Brunson terrorized the 76ers. He scored 27 of his 35 points in the first half and missed only six shots in 18 attempts. It was reminiscent of Brunson’s postseason brilliance two years ago against the 76ers, when he averaged 35.5 points in the series victory. Knicks guard Jalen Brunson #11 drives to the basket as Philadelphia 76ers forward Paul George #8 defends. Charles Wenzelberg / New York Post Zero The 76ers need Joel Embiid at his best to pull the upset in this series, and he struggled in the opener at both ends of the floor. Embiid managed only 14 points on 3-for-11 shooting and was minus-24 in 25 minutes. He was also a defensive liability, as the Knicks used him in the pick-and-roll, which led to open looks all evening. Unsung hero OG Anunoby is unconscious of late.…