South Bay Lakers (2021) After going undrafted in the
2021 NBA draft, McClung joined the
Los Angeles Lakers for the
2021 NBA Summer League, and signed afterward with the team on August 10, 2021. However, he was waived on October 13. On October 23, 2021, he signed with the
South Bay Lakers of the
NBA G League, the affiliate team of the Los Angeles Lakers. McClung's debut with South Bay consisted of a game-high 24 points, nine assists and six rebounds in a 112–105 victory over the
NBA G League Ignite on November 5, 2021.
Chicago / Windy City Bulls (2021–2022) On December 22, 2021, McClung signed a 10-day contract with the
Chicago Bulls. He signed a second 10-day contract with them on January 1, 2022. On January 4, 2022, the Chicago Bulls assigned McClung to their
NBA G League affiliate, the
Windy City Bulls. McClung debuted the next night, scoring 19 points and adding nine assists in a 112–108 loss to the
Motor City Cruise. On January 6, 2022, McClung was recalled to the main roster.
Return to South Bay / Los Angeles Lakers (2022) On January 11, 2022, after his 10-day contracts expired, McClung was reacquired by the
South Bay Lakers. He was named the 2021–22
G League Rookie of the Year. On April 9, 2022, McClung signed a
two-way contract with the
Los Angeles Lakers. On June 29, Los Angeles declined his $1.62 million qualifying offer, making him an unrestricted free agent. He joined the Lakers for the
California Classic in the
2022 NBA Summer League. After playing two games for the Lakers' summer league team, McClung joined the
Golden State Warriors' summer squad. On October 3, McClung was released by the Warriors.
Delaware Blue Coats / Philadelphia 76ers (2022–2023) On October 9, 2022, the
Philadelphia 76ers signed McClung to an
Exhibit 10 contract before waiving him a day later. He later joined the
NBA G League's
Delaware Blue Coats for the 2022–23 season. Later that season, he was named to the G League's inaugural Next Up Game. On February 14, 2023, McClung signed a two-way contract with the
Philadelphia 76ers, and on February 18, he won the
2023 NBA Slam Dunk Contest; 19 out of his 20 scores from the judges were a perfect 50, with a lone 49 in his second dunk of the first round. On April 7, he won the NBA G League title with the Blue Coats. On April 9, 2023, in Philadelphia's last game of the regular season, McClung recorded a near-
triple-double with 20 points, nine rebounds and nine assists to help the 76ers defeat the
Brooklyn Nets, 134–105.
Orlando / Osceola Magic (2023–2025) On September 13, 2023, McClung signed with the
Orlando Magic but was waived on October 21. On November 2, he joined the
Osceola Magic. On February 17, 2024, McClung won the
2024 NBA Slam Dunk Contest for the second consecutive year, joining
Michael Jordan,
Jason Richardson,
Nate Robinson and
Zach LaVine as the only players to win back-to-back contests. Furthermore, he became the first and only player on a G-League team to win the contest, as he had been called up by the 76ers a day before the previous year's contest. On April 5, he was named
NBA G League Most Valuable Player after averaging 25.7 points, 4.7 rebounds and 6.6 assists in 27 games while scoring 30-plus points in eight of them. On September 20, 2024, McClung re-signed with the
Orlando Magic and on October 19, his Exhibit 10 contract was converted into a
two-way contract. On February 15, 2025, McClung won the
2025 NBA Slam Dunk Contest, having four dunks that were scored a perfect 50 by the judges. McClung is the only player in NBA history to win the Slam Dunk Contest three years in a row. He also joined
Nate Robinson as the only players in NBA history to win the contest three times. McClung re-signed with the Chicago Bulls on October 17, 2025. Just three hours later, the Bulls waived McClung, replacing him with
Trentyn Flowers.
Indiana Pacers (2025) On October 27, 2025, McClung was signed to a multi-year contract with the
Indiana Pacers. On October 29, he made his Pacers debut against the
Dallas Mavericks, and in 13 minutes, he finished with seven points, two rebounds, one assist, two steals, and one block while also going 1-for-3 from the three-point line. In three appearances for Indiana, he averaged 6.3 points, 1.3 rebounds, and 0.3 assists in 11.3 minutes. On November 6, McClung was waived by Indiana after the team signed
Monté Morris.
Return to Chicago / Windy City Bulls (2025–present) On November 9, 2025, McClung joined the Windy City Bulls. On February 5, 2026, the Bulls re-signed McClung to a two-way contract. The same day, McClung made his debut with the Bulls, scoring four points in 13 minutes; he also got one rebound, an assist, and a block to pair with his points. Although it was announced that McClung wouldn't be participating in the
2026 Dunk Contest, he was announced as the replacement for
David Jones García in the 2026 Castrol Rising Stars game. On March 10, 2026, McClung scored 54 points with the
Windy City Bulls against the
College Park Skyhawks, which is the fifth-highest scoring game in
G League history. On March 24, he became the G-League's all-time leading scorer after scoring 59 points against the
Birmingham Squadron, the third highest scoring game in league history. On April 3, 2026, McClung was named the MVP of the 2025–2026 NBA G League season. This was his second MVP honor, making him the first player in league history to win multiple awards after earning it in 2023–2024. ==Career statistics==