Who: Real Madrid vs BarcelonaWhat: El Clasico in Spain’s La LigaWhere: Santiago Bernabeu in Madrid, SpainWhen: Sunday at 4:15pm (14:15 GMT)How to follow: We’ll have all the build-up on Al Jazeera Sport from 1:15pm (11:15 GMT) in advance of our live text commentary stream.Last season, Barcelona romped to four Clasico victories over Real Madrid, but led by in-form striker Kylian Mbappe, Los Blancos are aiming to redress the balance on Sunday in La Liga.Recommended Stories list of 4 itemsend of listHansi Flick’s side won a domestic treble, beating Madrid twice in La Liga and in the Copa del Rey and Spanish Super Cup finals, precipitating the end of Carlo Ancelotti’s reign.The Italian’s replacement, Xabi Alonso, has started well, and Madrid lead Barcelona by two points at the top of the table going into the clash at the Santiago Bernabeu.Al Jazeera Sport takes a look at the first Clasico of the season.What is Real Madrid’s form ahead of El Clasico?Madrid have some doubts around them regarding their performance in big matches, having lost against Paris Saint-Germain in the Club World Cup semifinals this summer and then suffering a 5-2 thrashing by Atletico Madrid in a derby in September.A victory in El Clasico would open up a five-point gap on their rivals and ease those concerns while Flick’s Barca are yet to reach the same level they managed last season.What is Mbappe’s form like for Real Madrid?Despite the doubts about Madrid’s credentials, Mbappe has hit new heights in the current campaign after finishing the previous campaign strongly. Advertisement Mbappe had scored in all 11 of his previous matches for club and country before Wednesday’s Champions League win against Juventus, in which Jude Bellingham netted the only goal.The 26-year-old has scored 10 of Madrid’s 20 La Liga goals, leading Spain’s scoring charts, and has 15 for his club across all competitions, totalling 54 percent of their goals.“We’re no …