La Liga champions Barcelona and Champions League finalists Real Madrid go head to head in the 238th El Clasico.
While no trophies are on the line, Barca – crowned champions last weekend – are four games from the first unbeaten La Liga season of the modern era.
Real are warming up for their Champions League final against Liverpool on Saturday, 26 May.
We want to know who you would pick in a combined Barcelona-Real Madrid XI, Lionel Messi and Cristiano Ronaldo together in the same team? Marcelo or Jordi Alba?
Gareth Bale can’t get in Zinedine Zidane’s team, but can he get in yours?
Pick yours below – don’t forget you can change the formation – and share on social media using #bbcfootball.