Nickal will compete in the first-ever wrestling event of the league on August 30 in Cleveland.
The four-time national champion could miss considerable time in freestyle action.
The report accuses the wrestler of theft from locker rooms and sexual misconduct against both Penn State students and teammates.
PJ Duke, Levi Haines, and Kyle Snyder will be starters ahead of the 2025 World Championships in September.
Penn State will represent half of the U20 national team at the World Championships.
Current Penn State wrestlers and NLWC members will perform in seven of the 10 matchups at Final X.