Laubach will arrive at Penn State after being selected by the San Jose Sharks in the 2022 NHL Draft.
Cooper will arrive at Nova Southeastern as it rolls off a 36-17 overall record in the Division II Sunshine State conference.
After a Big Ten regular-season championship, a deep run in the NCAA Tournament, and a Final Four appearance, Penn State men's lacrosse closed the 2023 season ranked No. 4 in Inside Lacrosse's weekly poll.
Malone recorded 12 goals and six assists as one of the NCAA Tournament's top attackers.
The 125-pounder will arrive in Happy Valley with two years of eligibility remaining.
ESPN's SportsCenter dubbed the Nittany Lions as one of "Saturday's Best."