The Sooners will visit Happy Valley in a non-conference matchup.
Penn State hosts the Big Ten Wrestling Championships for the first time since 2021.
Nickal's first match will take place on August 30 at Wolstein Center in Cleveland, Ohio.
Starroci is the fourth Penn Stater, and third wrestler, to win the award.
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.