As a freshman, in the fifth week of the 2019 season, Wallace had a breakout game with eight tackles, a forced fumble, and a fumble recovery.[3] He finished his first season with 31 tackles, an interception, a fumble recovery, and a forced fumble.[4]
During the COVID-shortened 2020 season, Wallace finished his sophomore season with 12 tackles and five pass deflections.[5] In the 2021 season, he recorded 51 tackles and a team-high 12 pass deflections as a junior.[6]
In 2022, as a senior, Wallace tallied 41 tackles, three tackles for a loss, eight pass deflections, two interceptions and a fumble recovery.[7] After the conclusion of the 2022 season, he entered the NCAA transfer portal.[8]
During his tenure with the Minuteman, Wallace was a four-year starter and a team captain.[9][10] He finished his career at UMass with 140 tackles, 28 pass deflections and three interceptions, playing over 2,000 snaps.[11]
Michigan
Wallace transferred to the University of Michigan for the 2023 season. He stepped in as an immediate starter, playing in all 15 games. Wallace did not allow a touchdown against him all season, while totaling 33 tackles.[12][13]
During the Rose Bowl, played on January 1, 2024, against Alabama, Wallace recorded two solo tackles and a 4th quarter fumble recovery to help seal the Wolverines' first College Football Playoff victory, en route to their national championship.[14] Wallace was named All-Big Ten honorable mention.