Under-fire Luis Suarez delivered a trademark performance in Barcelona's win over Sevilla but all attention is on Lionel Messi, who went off injured.
Barcelona moved back to the top of the La Liga table with their 4-2 win over Sevilla, but saw Lionel Messi exit early with a right arm injury.
The Barcelona captain will miss a Champions League game against Inter Milan and the Clasico against Real Madrid with a fracture in his arm.
Atletico Madrid needed a Filipe Luis goal and a starring performance from Jan Oblak to take a draw from bogey team Villarreal.
Julen Lopetegui has lost five games in all competitions and Real Madrid are struggling. With Barcelona on the horizon, he may not last much longer.
Villarreal derailed Atletico Madrid's hopes of taking top spot in La Liga with a 1-1 draw at home on Saturday.
Club members had been due to decide on the new design at Barca's AGM on Saturday, but Josep Maria Bartomeu cancelled the vote.
Levante win 2-1 at Bernabeu in game that sees Real Madrid chalk up club's longest ever run without a goal.
Real Madrid looked short on ideas, inspiration and energy during a game in which Levante were tactically and physically far superior.
Real Madrid avoided setting a club-record goal drought as they suffered a fourth defeat in five games with a 2-1 defeat to Levante at the Bernabeu.
Striker Paco Alcacer, 25, joined the Bundesliga club on an initial loan for €2 million in August.
Reports in the Spanish press alleged that the Brazil international was unhappy in the French capital and could return to La Liga.
Luis Suarez and Sergi Roberto are fit for Barcelona this week but they still have problems in the middle of defence.
Three of Europe's top five leagues, La Liga, the Premier League, Serie A, Bundesliga and Ligue 1, boast leading scorers few would have predicted.
Neymar has regularly been linked with a move to Real Madrid since leaving Barcelona for Paris Saint-Germain for €222 million in 2017.
Real Madrid are without a win or a goal in their last four matches, and there has been intense speculation over Julen Lopetegui's future.
Neymar returning to Barcelona and Marcus Rashford joining Juventus are some of today's hot rumours, according to Football Whispers.
Sources have told ESPN FC that Barca are interested in singing both Matthijis de Ligt and Frenkie de Jong.
Karim Benzema tweeted "#GiveMeABreak" after learning Leo D'Souza had made a police complaint for kidnapping and false imprisonment.