Schlegel will join teammate Penelope Hocking in Chicago with the Red Stars.
Buddin joins Cody Romano as the second former member of Linebacker U to seek a new landing spot.
Penelope Hocking will join fellow Penn State alum Alyssa Naeher on the Red Stars' roster.
Mulbah joins the Mountaineers with three years of eligibility remaining.
The conference will work with Warren during this "transition phase" while beginning the search for the next commissioner.
The team is called the Happy Valley Hoopers and consists of John Harrar, Tony Carr, Josh Reaves, Shep Garner, and more Nittany Lion legends