Here are the probable line-ups:
Villarreal: Asenjo, Mario, Musacchio, Victor Ruiz, Jaume Costa, Bruno, Trigueros, Soriano, Jonathan Dos Santos, Pato and Sansone.
Barcelona: Ter Stegen, Sergi Roberto, Pique, Mascherano, Alba; Busquets, Iniesta, Denis Suarez, Messi, Suarez and Neymar.