Louisvilles Defensive Line Could Decide How Far This Defense Goes

As Louisville revamps their defensive line with a mix of seasoned veterans and promising newcomers, expectations mount for a formidable front this season.

Louisville’s offseason portal work started with the offensive line, but the Cardinals may have done their best business on the other side of the trenches. They brought back Clev Lubin and AJ Green on the edge, then went hunting for answers after losing a batch of seniors up front.

Lubin is the headliner, and for good reason. He finished last season with 13.5 tackles for loss, 8.5 sacks, 3 forced fumbles and 5 batted passes, then piled up 64 total pressures, which leads all returning P4 players.

That kind of production puts him in the All-American conversation and makes a real case for him as the top edge rusher in the country. With more help around him now, plus added depth in the secondary, Louisville could be setting him up for a huge year.

Green is next in line for a bigger workload. He split time with Wesley Bailey last season and still finished 15th in the ACC with 38 pressures.

He also posted a strong 70 run-defense grade from PFF. Green has always had to deal with a wiry frame that has made adding weight difficult, but it hasn’t slowed his play on the edge.

With Mark Ivey taking over the defense and leaning more aggressively, Green looks like a player who should thrive in that setup.

The portal also gave Louisville some immediate help beyond the top two. Tyler Thompson arrived with 20 pressures in just 291 snaps and 7 sacks, a clear sign he can rush the passer right away.

He also has room to grow because he has not played a heavy workload yet. Jerod Smith brings a different kind of value at 6-4, 270, coming from a Kentucky scheme that asked defensive linemen to absorb blocks and wreck plays more than chase sacks.

He should help against the run, handle double teams and pulling linemen, and could even factor inside in pass-rush packages.

There are younger edge options in the mix too. Micah Carter has shown flashes but hasn’t had a consistent runway.

Maurice Davis has turned in two strong spring game performances in a row, which could help him carve out a role. Eric Hazzard is another name coaches kept bringing up last season, and short-yardage snaps seem like a natural fit for him.

Inside, the picture gets less certain. Demeco Kennedy was a strong pickup from Purdue and gives Louisville a chance to replace Rene Konga’s role as a disruptive run defender in the middle.

Daylen Russell may end up with the second starting spot on the interior after Louisville didn’t use a true nose tackle much last year. Russell is a converted edge player who spent the last two seasons at Miami, where he bulked up to 6-3, 300.

He didn’t play much there, but the Cardinals are betting that his background on the edge and his time in that system can help him become more than just a space-eater.

Joshua Donald is another name to watch. He worked heavily in spring and started the spring game at nose tackle.

At 6-2, 315, he has the size Louisville needs, and he logged more than 400 snaps at nose tackle for App State last season. The jump in competition will be the test, but he gives the Cardinals a true body inside to hold ground and absorb contact.

Depth on the interior is still a work in progress, with Tommy Zeismer and Keon Webb positioned to get a look. Zeismer comes over from EKU after a solid season.

Webb was a popular JUCO addition this spring and brings impressive size at 6-5, 300, along with the ability to play 3-technique and disrupt plays, though he’ll need some coaching based on the film. Dillon Smith is another tackle to keep on the radar.

If there’s a breakout name here, it’s Daylen Russell. That’s more hope than certainty, but the upside is real.

He was an athletic edge recruit in high school, and those traits could still show up now that he’s bigger. If that development has gone the way Louisville wants, Russell could become more than a block-eater inside.

He could turn into an actual playmaker at defensive tackle, and the Cardinals haven’t had many of those in a while.

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