Phipps, who graduated from this university in 2010, has played in the MLL for nine seasons.
Penn announced he would play at LSU.
The season is still due to start in early September despite the schedule change.
The northern English club last won a league title in 1990.
Other universities have announced testing results, including Clemson, LSU and Kansas State.
Players are using toolboxes and empty fields to stay in shape instead of state-of-the-art equipment.
Former Maryland lacrosse attackman Jared Bernhardt announces intent to play football at Ferris State
The Terps' fifth-highest goal scorer of all-time was a star quarterback at Lake Brantley High School in Florida.
Taulia Tagovailoa is a former four-star recruit and the brother of now-Miami Dolphins quarterback, Tua.
Chol Marial and Donta Scott are the Terps' only frontcourt options for next season.
Lester served as Maryland's head coach from 1969 to 1971.