The Cleveland Cavaliers head back home for Game 5, needing to change the needle and point it back in their direction after an empty-handed, two-game business trip against the Toronto Raptors. The Cavs have lost their 2-0 lead and are back to a 2-2 record , leaving a pivotal fifth game on Wednesday. But could the disappointment of their Canadian adventure be a wake-up call? The momentum back to Cleveland? While technically not a game that the Cavs have to win, it needs to be treated as one. With that being said, the Cavs now land back on their home floor, needing to reignite their form in the opening two games, and while the Raptors’ focus will be on Harden and Mitchell, the momentum could lie within Cleveland’s bench. The role of a bench player is to inject energy, pace and take the strain off the starters. For the Cavs in particular, utilizing your frontcourt more. In the two games played in Toronto, the Raptors have scored 110 of their 219 total points in the paint.…