Over 400m euros has been spent on real Madrid under 21s in the last 10 years

Real Madrid as we know in the past has always spent millions on star player, players from other clubs youth team product example cristiano Ronaldo, David Beckham, figo so much more.

Seeing other clubs enjoying the benefit of investing on there youth teams or players within the under 21 years below.

Last summer, the club signed a new record of six players under the age of 21 for their first team.

Next up could be the 17-year-old Eduardo Camavinga or the 19-year-old Erling Haaland.

Madrid have been reinforced by the gamble on promising youngsters to grow in the team until they become key players.

It has become more complicated in recent years, when even youngsters can cost more than 40 million euros, but the cases of Raphael Varane (2011), Casemiro, Dani Carvajal or Isco (2013) and Marco Asensio or Fede Valverde (2016) show value in six key players who all cost less than 30 million euros.

The best example of all 24 signings is surely Marco Asensio, who was also wanted by Barcelona and joined as an 18-year-old for just 3.5m euros from Real Mallorca.

After a year on loan at Espanyol, he burst onto the scene, much like Fede Valverde, who also needed some time to develop before breaking into the side.

Casemiro, Carvajal and Isco were all born in 1992, Varane in 1993 and they had all played at the top level in important leagues before signing for the club.

Isco was the most expensive in the first five years of this policy at 30 million euros, but he was already an established star.

All four of those players have been essential to winning four Champions League trophies in five years.