Future Real Madrid player Franco Mastantuono had moments of brilliance in River Plate's first Club World Cup match.

Real Madrid says it has struck a deal to sign River Plate midfielder Franco Mastantuono for the next six seasons. It will be a record transfer for Argentine soccer.

Real Madrid have completed the signing of Franco Mastantuono from River Plate. The 17-year-old will sign a six-year deal at the Spanish champions, joining the club officially on August 14, before River Plate’s Copa Libertadores last-16 tie against Libertad.