The team pulled his redshirt designation, allowing him to play in nine games and start the final five contests of the season at left tackle as a true freshman.
[2] Waletzko started the first six games of his sophomore season before suffering a season-ending knee injury (torn left ACL).
[3] He started all seven of UND's games during his junior season, which was shortened and played in the spring of 2021 due to the COVID-19 pandemic, and was named second-team All-Missouri Valley Football Conference (MVFC).
He was given a chance to compete with second-year player Josh Ball for the reserve swing tackle position.
His only offensive snap was a play that helped spring running back Ezekiel Elliott for a 1-yard touchdown in a 23–16 win against the New York Giants.