Caruso, who played the 2017-18 season with the Broncos, is one of four players participating for West Coast Conference squad. Each of the 32 NCAA Division I conferences will comprise one team in the three-day event.
He will be joined by Calvin Hermanson and Cullen Neal of Saint Mary's, and D'Marques Tyson of Portland.
Pool play in the tournament begins Friday at 6 p.m. Central at Bill Greehey Arena. Participants will compete for a $100,000 prize pool.
Games will be available for viewing on Twitter Live. The WCC team will play in pool No. 7 with its first game set for 10:15 p.m. against the Ohio Valley Conference.
On Saturday, Caruso and his teammates will face the American Athletic Conference at 11:55 a.m. and the Horizon League at 2:15 p.m.
The winners of the eight pools advance to Sunday's quarterfinal round, which begins at 12:35 p.m.
A native of Burlingame, California, Caruso transferred from Princeton following his graduation last summer. The 6-foot-4 guard/forward was second on Santa Clara in scoring (12.2 ppg). He ranks seventh in the WCC in rebounding (7.0 pg) and sixth in the in steals (1.2 pg).
He is one of two players (also Elijah Bryant, BYU) in the WCC to rank in the top 20 in scoring (19th), and top 10 in rebounding, steals and free throw percentage (fourth - 84.3).