As many as seven senior players are under scrutiny after the 2-0 defeat.
Step away from joining Manchester City in January. Has replaced Lass in Pellegrini's midfield and had his limitations shown up on Saturday.
The veteran angered Real chiefs announcing he would be leaving on the eve of the El Clasico. Was a shining light on Saturday, but his statements infuriated staff.
Is a favourite of Pellegrini's and has impressed since returning to Madrid. But in recent games struggled for the consistency expected of a Real player.
Real's top scorer. But like against Lyon, failed to make an impact against big-match opposition on Saturday.
Has proven not as decisive as expected. As against Lyon, was ineffective on Saturday facing Carles Puyol et al. The Bernabeu crowd are demanding much more.
Simply put: Benzema has seven games to save his Madrid career. 2-0 down against Barca, Pellegrini turned to Raul and Guti before finally giving Benzema his chance.