After being selected by Boston in the second round (33rd overall) of the 2019 NBA Draft, Edwards appeared in 37 games for the Celtics and 13 for the G League's Maine Red Claws during the pandemic-shortened 2019-20 season. The rookie averaged 3.3 points, 0.6 assists, and 0.3 steals over 9.5 minutes per game for the Celtics. It took him just two NBA games to score in double digits for the first time in his career, as he posted 10 points along with three assists and two steals against the Knicks on Oct. 26. On Nov. 13, the Purdue product turned in his best game of the year, posting 18 points with four rebounds, three assists and four three-pointers against Washington. Edwards starred during his stint in the G League, averaging 23.3 points, 5.2 rebounds, 3.4 assists, 1.8 steals and 2.8 made three-pointers across 34.3 minutes per game. On Feb. 1, Edwards popped for 41 points, five rebounds, three dimes and two steals, helping the Red Claws to a win over Greensboro. The Celtics were one of 22 teams invited to the Orlando bubble for seeding and subsequent playoff games. Edwards appeared in two seeding games, playing a total of nearly 35 minutes and delivering a combined total of 15 points, three three-pointers, four rebounds, two assists, two steals and a block. The rookie made his NBA playoff debut Sept. 7 in Game 5 of the second round against Toronto, pulling down a rebound in 3:28 of action.
June 20, 2019Drafted by the Philadelphia 76ers in the 2nd round (33rd pick) of the 2019 NBA Draft.
June 21, 2019Traded by the Philadelphia 76ers with Ty Jerome to the Boston Celtics for Matisse Thybulle.
July 14, 2019Signed a rookie three-year contract with an additional one-year club option with the Boston Celtics.