Potts spent five years as a backup in college.
Toney was previously indefinite suspended after placing bets on NFL games.
Daequan Hardy is undersized by NFL standards, but his athleticism and versatility could mask those doubts as the NFL Draft nears.
Brown was a sixth round pick in the 2020 NFL Draft.
Olu Fashanu to New Orleans is a popular pick in recent mock drafts.
Isaac led the Nittany Lions with 7.5 sacks last season.