As you peruse the 412th mock draft this year to try and suss out who the Dallas Cowboys are going to have in their rookie class, don’t forget that the team already has the majority of the 2022 roster already on hand. We know most of the stars they will be depending on. We can probably name 20 or so of the starters already. But there are plenty of places where they really need some of the backup players to step up, either as rotational pieces or to challenge the projected incumbent. Here are four to keep an eye on once the team gets to training camp.