Derby County manager Paul Warne may have to take brutal action regarding one of his star players this summer, and let him go. Derby County have 12 players out of contract this summer, with some important first-team players on that list as well. The Rams are already working on a new deal for Darren Robinson and Warne will likely have others who he’s keen to keep hold of for the 2024/25 season. But stepping up to the Championship, Derby County will really need to add quality this summer if they want to beat the drop next time round. Birmingham City were relegated with a staggering 50 points this…