But with that said, it also does not rule out the possibility of Boston making some minor moves, which Bleacher Report cap expert Eric Pincus recently explained in an article surveying the NBA's potential trade options.

The Celtics should still be among the favorites to win it all. But will this potential weakness come to haunt them?

Which NBA teams are the biggest threat to keep the Boston Celtics from repeating as champs? In the league's Eastern Conference standings, the weaker of the two conferences this campaign, one could make a case for the Cleveland Cavaliers, and perhaps the New York Knicks and Milwaukee Bucks if one squints hard enough.