The veteran forward arrives in Hockey Valley after finishing fourth in the QMJHL scoring with 88 points last season.
Molloy played for the Nittany Lions in 2020.
It didn't take long for Drew Allar to make an impression on Steelers fans.
The Nittany Lions have a multitude of options at defensive end this season.
The Nittany Lions will host a themed game in every home match of the season.
Falzone's move to tight end further emphasizes Penn State's vision for positional multiplicity.