The Basque visitors have included former Red Adnan Januzaj after he started the first leg but was a substitute for the 4-0 win over Alaves in La Liga at the weekend.
However, there is one glaring omission as David Silva will not be featuring at Old Trafford.
ud83dudccb La convocatoria para el partido de mañana. AUPA REAL!!!#UEL | #EuropaRS | #AurreraReala pic.twitter.com/yk2fGQDv6W
— Real Sociedad Fútbol (@RealSociedad) February 24, 2021
The ex-Manchester City favourite played the entirety of the first leg, which ended in a 4-0 victory for Ole Gunnar Solskjaer's Reds, but has been rested for the conclusion of the round-of-32 tie.