The club have been trying to rebuild the squad with Junior Firpo, Jean-Clair Todibo and Carles Alena being sold to make way for free signings Sergio Aguero, Memphis Depay and Eric Garcia.
The draw means second-placed Atletico Madrid could close the 12-point gap with Barcelona, who are on 74 points, if they beat Celta Vigo later on Saturday.
Atletico Madrid's Luis Suarez struck two late goals to give the LaLiga champions a 2-1 win at Getafe on Tuesday after the hosts were reduced to 10 men late in the second half.
Barca lead the standings on 39 points from 18 games, three clear of second-placed Real Madrid who host Athletic Bilbao on Sunday.
Barcelona have one hand firmly on the La Liga title after winning 2-0 at Alaves on Tuesday, leaving them 12 points clear at the top of the table with four games to play.
News of all that transpired on and off the football field.
Champions Barcelona reclaimed top spot in La Liga on Sunday by overcoming a dogged Villarreal side to win 2-0 at home with goals from stalwart defender Gerard Pique and youngster Carles Alena taking them above Sevilla.
La Liga champions Barcelona fell to their first opening day defeat of the season in 11 years when they were beaten 1-0 at Athletic Bilbao thanks to a sensational late overhead kick from veteran striker Aritz Aduriz.
Real Madrid dropped points for the third time in seven games since Zinedine Zidane's return as they were held to a 0-0 draw away to Getafe in La Liga on Thursday, which harmed their neighbours' hopes of a top-four finish.
News of all that's transpired on and off the football field