The Patriots have a numbers problem on the defensive line—seven bodies, seven spots, and precious little proven production to show for it. Enter Travis Shaw, an undrafted rookie who walks into OTAs as the heaviest defender on the roster. In a building overseeing 91 players with 24 at 300 pounds or more, Shaw's physical profile alone makes him worth monitoring. But size alone doesn't win football games. The real question is whether Mike Vrabel's scheme can unlock whatever potential lurks inside that frame.

Here's what we know: Shaw's weight is an asset in the trenches. A true nose tackle who can anchor against the run and occupy blockers gives defensive coordinator a different look than the collection of penetrating types already on hand. With Leonard Taylor III, Joshua Farmer, Cory Durden, Eric Gregory, and Isaiah Iton already competing for snaps, Shaw isn't walking into a barren depth chart. But he is walking in as an unknown commodity in a league where undrafted defensive linemen typically need elite athleticism or scheme-specific skills to survive. Shaw's challenge is proving he has at least one of those things.

The Patriots' investment here feels low-risk, which is exactly how you should approach undrafted rookies. He gets a fair shake in training camp and preseason. He either sticks because he can move and hold up to NFL conditioning, or he doesn't. Vrabel's track record with defensive line development is solid enough that if Shaw has anything to work with, the coaching staff will find it. But let's not get ahead of ourselves. Being the heaviest guy in the room is a starting point, not a destination.

Keep an eye on his conditioning in August. If Shaw can maintain that frame while showing functional mobility—even modest improvement in lateral quickness—he could carve out a role as a situational run-stuffer. That's a real need in modern football. If he's sluggish or overwhelmed by competition, he'll be practice squad material by October. Nothing about being undrafted and 300-plus pounds guarantees anything except opportunity.