Frank Ragnow and Levi Onwuzurike were pivotal trench contributors for the NFC’s No. 1 seed last season and were expected to again be foundational forces on the interior in 2025. Replicating their production on both sides of the ball won’t be easy. But a look inside the data lab reveals several Detroit Lions players whose small-sample participation splits last season paint a revealing picture of how their presence—or absence—tangibly impacted Detroit’s performance in the trenches.

Lions defense – Levi Onwuzurike

After Jack Campbell, Levi Onwuzurike might’ve been the Lions’ most steady and reliable front-seven presence last season. He tied Carlton Davis III for the fifth-most defensive snaps (697), trailing only Kerby Joseph, Campbell, Terrion Arnold, and Brian Branch. But it’s not until y

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