[2] He was a key contributor to the 2019 Big 12 regular season championship team.

[3] In 2021, his teammate Nijel Pack called McGuirl's return for a fifth season “a blessing for all of us.”[2] Yet, in 2021-22, the Wildcats added a pair of talented transfers in Mark Smith and Markquis Nowell so that McGuirl had been in and out of the starting lineup, averaging 7.4 points and 3.4 rebounds per game.

[2] In his first season as a professional basketball player, McGuirl averaged 22 points, 4,9 rebounds and 4,1 assists a contest for Team FOG Næstved of Denmark's Basketligaen.

[5] In 2023 November he joined Hapoel Haifa in the Israeli Basketball Premier League.

[6][7] McGuirl's college coach Bruce Weber stated that: "The best thing has been his energy, especially on defense."