[3] He later attended a basketball camp led by Congolese NBA player Bismack Biyombo, who helped advance his career.

[6] As a junior, Tshiebwe averaged 21.1 points per game and led his team to a Pennsylvania Interscholastic Athletic Association (PIAA) Class 1A title.

[8] In his senior season, Tshiebwe averaged 23.4 points, 18 rebounds, and five blocks per game, leading Kennedy Catholic to a 24–3 record and the PIAA Class 6A championship.

[18] Tshiebwe had 19 points and 18 rebounds against Wichita State in the Cancun Challenge championship game, leading his team to victory and earning MVP honors.

On 3 July 2023, he signed a two-way contract with the Pacers, splitting time with their NBA G League affiliate, the Indiana Mad Ants.

On 18 February 2024, Tshiebwe was selected to the 2024 NBA G League Next Up Game, along with Mad Ants teammates Isaiah Wong and Kyle Mangas, where his team was crowned champions.

Tshiebwe also participated in the 2024 NBA Rising Stars Challenge at All-Star Weekend, where his team lost in the finals to MVP and Pacers teammate Bennedict Mathurin.

[3] Kollar and his wife were previously guardians of brothers Mohamed and Sagaba Konate, who both played basketball for Kennedy Catholic.

[34] Tshiebwe has become a leading figure in name, image, and likeness (NIL) deals, despite being unable to take full advantage of his celebrity due to holding a student visa.

[37] During the Wildcats' down time on that tour, Tshiebwe made numerous photo shoots and advertising reads, and signed large quantities of memorabilia.

Kentucky head coach John Calipari was apparently unfazed by Tshiebwe's off-court work in the Bahamas, reportedly telling The Athletic, "He can't do this stuff in the States.