Both Mac Costin and Jack Traynor recorded hat tricks in Sunday afternoon's victory against the Buckeyes.
Penn State continued to make quick work of EIVA conference opponents, sweeping Harvard for the second straight day.
Travis Luensmann recorded a season-high 10 strikeouts in his relief appearance on the mound.
Mitchell is the second cornerback to join the class.
The Nittany Lions rebounded from their latest setback in dominant fashion, beating Harvard in straight sets on the road.
