Real Madrid's starting 11 is Diego López, Varane, Pepe, Ramos, Khedira, Ronaldo, Bale, Marcelo, Carvajal, Modric and Di María.
The bench: Casillas, Arbeloa, Jesé, Illarra, Benzema, Coentrao and Isco.
Morata, Jesús, Nacho and Casemiro have been sent to the stands.
That means no striker on the pitch for Real Madrid and three centre-backs. Presumably one (likely Ramos) will be in midfield, or Ancelotti wants his team to play with 3 at the back and Carvajal and Marcelo to play as wing-backs.
Purported world-record signing Gareth Bale starts for Real Madrid for the second time next to Cristiano Ronaldo and Angel Di María in attack.
Barcelona's starting 11 is Valdés; Alves, Piqué, Mascherano, Adriano; Xavi, Iniesta, Sergio; Fàbregas, Messi, Neymar.
Barcelona's bench:
This suggests Puyol is not yet considered fully fit and Piqué passed any late fitness test.
Chat here about the match. As always, please remember to remain polite and to keep your comments measured.