Walker now joins fellow Nittany Lion Adrian Amos with the Packers.
Castro-Fields is the sixth Nittany Lion to go off the board in the 2022 NFL Draft.
Jordan Stout joins the Baltimore Ravens as the first punter picked in the 2022 NFL Draft.
Once a five-star recruit, Brandon Smith is officially off to the NFL following a three-year stint with the Nittany Lions.
After wreaking havoc on college quarterbacks for years, Jaquan Brisker is off to the NFL.
Ebiketie will now compete in the same division as a handful of former Penn State standouts, including Yetur Gross-Matos and Chris Godwin.