[3][4] As a sophomore, he led the team with 5.5 sacks and nine tackles for loss and was named first-team All-Big 12 by the Associated Press and to the second-team by the league's coaches.

[5] Lynch was named preseason first-team All-Big 12 and to the Chuck Bednarik Award watchlist entering his junior season.

[6] Lynch was named first-team All-Big 12, the Big 12 Defensive Lineman of the Year, the conference Defensive Player of the Year and was a unanimous All-America selection after finishing the regular season with 41 tackles, 19.5 tackles for loss and a conference-high 13.5 sacks along with three forced fumbles, two fumble recoveries, five passes defended and two blocked kicks.

[13] He made his NFL debut on October 11, 2020, against the Seattle Seahawks on Sunday Night Football and recorded his first career sack on Russell Wilson during the 27–26 loss.

[22] Lynch's father, Tim, played linebacker for the University of Nebraska and gave him the middle name "Husker" after the school's mascot.