Joel Embiid’s presence opens up things for the 76ers. The team has a keeper in Justin Edwards. But the Sixers still need to cut down on their fourth-quarter miscues. Those three things stood out in the Sixers’ 118-116 victory over the Dallas Mavericks at the Wells Fargo Center on Tuesday night.

Joel Embiid and other members of the Philadelphia 76ers react to the team sending Caleb Martin to the Dallas Mavericks for Quentin Grimes.

With the Sixers down to an eight-man rotation against Boston Sunday without Gordon, Justin Edwards and Kelly Oubre bore the brunt of the duty. Edwards played a career-high 44 minutes, with 12 points and seven rebounds, plus the duty of chasing around the Celtics’ All-Star corps of wings in Jayson Tatum and Jaylen Brown.