MIdfielders Julia Basciano and Anna Salerno will make the move to Happy Valley.
Penn State football has the fourth-best odds to win next season's national championship, according to FanDuel Sportsbook.
Nickal will compete in the first-ever wrestling event of the league on August 30 in Cleveland.
Starck joins the club in Lugo after a strong 2024 season as captain and winning a national championship.
Singleton joined Notre Dame running back Jeremiyah Love on the preseason First Team All-American list.
Funk last played for the Grand Rapids Gold of the NBA G League.