[7] Toone then studied at Marquette University,[1] and worked at a Miller Brewing Company brewery in Milwaukee with Jim Boylan during the summer.

[4] As a sophomore reserve, he was a member of the Warriors' 1977 National Championship team in Hall of Fame coach Al McGuire's final season.

[11] Toone went on to score 18 points as a substitute against Wake Forest in the Midwest Regional Final,[9][12] and was named as the most outstanding player of that round.

[10] As a senior, he averaged 18.7 points and 6.7 rebounds per game[4] and was named a fourth-team All-American by the National Association of Basketball Coaches (NABC).

[3] He went back to Marquette in 2007 to attend the 30-year reunion of its championship team[10] but was absent from the 40th anniversary celebrations in December 2016 due to a minor illness.