Penn State women's basketball brought in nine additions to its roster.
Matthews was Penn State football's first commit for the class of 2025 before reopening his recruitment in September.
Barraclough held a 15-13 record as a Nittany Lion.
The Nittany Lions added six new forwards, three defensemen, and two goalies in the latest round of player signings.
Dixson announced his commitment a day after his official visit to Penn State.
K2 Roots & Vitality Wellness Club expects to open at its new location within a month.