Eibar stunned Athletic Bilbao last week by progressing past their opponents on away goals to set up a clash with Malaga.
The Basque Country side are currently sitting in second place in the Segunda Division B table.
Malaga have impressed this season by reaching the last-16 of the Champions League and they currently sit in fourth place in the La Liga table.
Manager Manuel Pellegrini could opt to rest several of his key players for the trip to Eibar with his side facing the challenge of hosting Real Madrid on Saturday night.
Possible starting lineups:
Eibar: Irureta; Boveda, Navas, Anibarro, Erdozia; Errasti, García, Abaroa, Arruabarrena; Arroyo, Mainz
Malaga: Kameni; Onyewu, Weligton, Gamez, Portillo; Duda, Iturra, Buonanotte, Recio; Santa Cruz, Fernandez
Sports Mole says: 1-3