Everybody wants to grade the draft, but some of the best players in NFL history never had their names called on draft day.
Each year, teams hope to find that "diamond in the rough" who can make a significant impact without costing a draft pick, and because scouts are generally good at what they do, it rarely happens.
But nonetheless, the Detroit Lions have signed 11 players to contracts since the end of the draft, and invited a handful more to rookie minicamps. Most of them are little-known players from small schools, but those are the most-often overlooked talents.
So are there any future Hall of Famers in the Lions new crop of UDFAs?
Why don't we first talk about whether any of them make it through training camp, shall we?