Chelsea manager Thomas Tuchel has tasked Olivier Giroud with the goal getting duties in their Tuesday night Champions League clash with Atletico Madrid.
Mendy will be in goal with the defence having Christensen, captain Azpilicueta, Rudiger and Alonso; the quartet expected to keep the likes of Luis Suarez and Joao Felix at bay.
Atletico Madrid Starting XI: Oblak, Savic, Felipe, Hermoso, Llorente, Koke, Lemar, Saul, Correa, Joao Felix, Suarez.
Subs: Grbic, Kondogbia, Torreira, Renan Lodi, Dembele, Vitolo, Camello, Garcia, Sanchez, San Roman.
Chelsea Starting XI: Mendy, Azpilicueta, Christensen, Rudiger, Hudson-Odoi, Jorginho, Kovacic, Alonso, Mount, Werner, Giroud.
Subs: Arrizabalaga, Kante, Abraham, Pulisic, Caballero, Zouma, Chilwell, Ziyech, Gilmour, James, Havertz, Emerson Palmieri.
Referee: Felix Brych.