Premier League scouts were among the crowd for the mini derby between Real Madrid Castilla and Barcelona B.
Barca won 3-1, with Argie striker Sergio Araujo hitting a brace.
Liverpool, Borussia Dortmund, Manchester City, Manchester United, Ajax and Werder Bremen were all represented on the day.
Among the mooted targets were Alvaro Morata, Denis Cheryshev and Álex Fernández of Real Madrid and Barcelona's Gerard Deulofeu.
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