Celtics head coach Joe Mazzulla has a habit of showing love to all of his players, including the recently retired Malcolm Brogdon.

The Boston Celtics play basketball tonight, as we head into a season of the great unknown. For the first time in a long time, we head into a Celtics season with a lot more questions than answers.

The Celtics GM knew he had to tear apart a title-winning roster. "It wasn't the most fun summer," he told The Athletic.

A 6-foot-7 rookie forward is experiencing this now, as he recently signed a contract with the Boston Celtics three days after the organization waived him. “NEW: RJ Luis, who was on a two-way contract with the Celtics throughout camp but waived earlier this week, has now signed an Exhibit 10 contract and will join the Maine Celtics.”