Ahead of Sunday's derby clash between Real Madrid and Atlético Madrid, we break down the biggest questions facing the LaLiga champs.

Atlético de Madrid and Real Madrid will meet at the Estadio Cívitas Metropolitano for their first derby of the season at 21:00 CEST on Sunday, September 29th.

Real Madrid forward, Kylian Mbappe, is expected to be out for three weeks with a thigh injury, ESPN reports. This means Mbappe will miss this weekend’s derby with Atlético Madrid. The 25-year-old was substituted in the 80th minute of their 3-2 win in La Liga over Alavés on Tuesday night.

Real Madrid’s squad, currently ranked second in LaLiga in terms of goals conceded, have their work cut out for them on Sunday as they face Atletico Madrid’s Antoine Griezmann, the

Atletico Madrid picked up momentum ahead of the derby against Real Madrid with a 1-0 victory over Celta Vigo thanks to Julián Álvarez’s 90th-minute winner in the Spanish league.

A late goal from Julian Alvarez earned Atletico Madrid a dramatic 1-0 win at Celta de Vigo on Thursday to lift them to third place in the LaLiga standings.

Julian Alvarez's lone goal in the 90th-minute helped Atletico Madrid secure a 1-0 away-win over Celta Vigo at Balaidos in La Liga on Thursday (local time). The result helped Diego Simeon's side secure their fourth win and move to 15 points from seven games,