Four Louisville offensive linemen are set to enter the transfer portal, a source tells On3. Offensive tackles Reuben Unije, Trevonte Sylvester and Lance Robinson all plan to enter college football’s free agency. The trio all previously played at Houston. Former Ohio State and Louisiana Monroe offensive lineman Victor Cuter also plans to enter the portal. He played 26 total snaps in five games for the Buckeyes in 2023 and transferred to Louisville in December. Unije started 11 games for Houston in 2023 before transferring to Louisville in January. Sylvester played 12 games at right tackle in 20…