During his time suiting up for the Celtics, Wagner wore only jersey No. 20 and put up 1.2 points and 2.1 rebounds per game.

During his time suiting up for the Celtics, Parker wore only jersey No. 20 and put up 5.3 points and 2.9 rebounds per game.

Jamal Musiala is the first player who comes to mind for me, but Michael Olise could certainly make a case for it. But...what ...