Barcelona Atletico Madrid are two of the biggest clubs in La Liga – but can you name all of the 13 players to have played for both since 2000?
How many do you know? There are 13 to get and you’ve got 10 minutes to get them. Your clue is the years in which they represented each club.
If this gives you a taste for another challenge, why not try and name every player to score in El Clasico in the 2010s?
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