At 24 and 21, respectively, Fofana and Lavia have been earmarked as key parts of Chelsea’s long-term project, with their squad supposed to now be taking shape after several windows of major turnover. Both, when fit, have been key players for Maresca this season, with Fofana their standout defender and Lavia every bit as impressive as Moises Caicedo in their outings as a midfield pair.