The two teams are level at 1-1 after last week's first leg in San Sebastian, and here, Sports Mole rounds up all of the latest team news for the two clubs.
MANCHESTER UNITED vs. REAL SOCIEDAD
MANCHESTER UNITED
Out: Amad Diallo (ankle), Lisandro Martinez (knee), Kobbie Mainoo (calf), Jonny Evans (back), Luke Shaw (hamstring), Mason Mount (hamstring), Altay Bayindir (unspecified), Tom Heaton (unspecified), Chido Obi-Martin (ineligible)
Doubtful: Harry Maguire (knock), Manuel Ugarte (knock), Leny Yoro (foot)
Sports Mole's predicted XI: Onana; De Ligt, Lindelof, Mazraoui; Dalot, Fernandes, Casemiro, Dorgu; Garnacho, Hojlund, Zirkzee
REAL SOCIEDAD
Out: Jon Pacheco (muscle)
Doubtful: Luka Sucic (knee), Jon Aramburu (foot), Arsen Zakharyan (thigh), Alvaro Odriozola (fitness)
Sports Mole's predicted XI: Remiro; Elustondo, Zubeldia, Aguerd, Munoz; Turrientes, Zubimendi, Mendez; Kubo, Oyarzabal, Barrenetxea
For data analysis of the most likely results, scorelines and more for this match please click here. Written by
Oliver Thomas