Kelly Oubre Jr. told reporters in late September that he dyed his hair red before the 2025-26 season to bring out the fire within him. However, he still has yet to ignite in the playoffs. The 30-year-old has struggled to find his footing on both ends of the court throughout the Sixers’ Eastern Conference Quarterfinals series against the Boston Celtics. Oubre is averaging nine points per game on 38.3% shooting from the field and 15.8% from 3-point range in the postseason. The forward’s troubles have plagued Philadelphia and caused fans to question his place in the starting lineup . But head coach Nick Nurse has faith in a turnaround. “[Oubre has] had a very, very difficult defensive assignment for lots of minutes every game,” Nurse told reporters on Wednesday. “I think that's kind of where it starts with me. "[Jaylen Brown and Jayson Tatum] are great and they're big and they're skilled. They're in lots of actions, lots of attempts. He's doing a really good job of just digging in and taking the challenge.…