Every NFL team heads into the draft hoping to plug every hole on their roster. The Buffalo Bills are no exception. But as any seasoned fan knows, no draft is perfect—and there's always room for improvement.

This year, the Bills focused their top picks on revamping the defense under new coordinator Jim Leonhard. Their two second-round selections were both defenders: edge rusher TJ Parker and cornerback Davison Igbinosun. It's a clear signal that Buffalo is prioritizing a tougher, more athletic unit on that side of the ball.

But with those early picks spent on defense, it left a notable gap elsewhere. While many fans were eyeing wide receiver as a key need—especially since Buffalo didn't take one until the fourth round (Skyler Bell)—ESPN has identified a different position as the Bills' biggest remaining hole.

That position? Left guard. It's not the flashiest need, but in the trenches, it's a critical one. With the offensive line being the backbone of any successful offense, the Bills may still need to find a reliable starter to protect Josh Allen and open up running lanes.

So while the draft addressed some key areas, the work isn't done. Whether through free agency or a post-draft signing, Buffalo has a few more moves to make before they can call this roster complete.